When it comes to graphing and comparing functions, the TI-83 graphing calculator is the end-all device for math and science students. But one of the most entertaining aspects of Texas Instruments' powerful algebraic and trigonometric calculator is not the equations themselves, ...more
This video shows the user how to use a T189 calculator to plot linear equations. The video demonstration is done using an ‘on screen’ representation of the calculator – there are also verbal instructions. The equations are plotted on the same axis by selecting the ‘y=’ functio ...more
In this video the teacher shows us how to use a TI-84 plus graphing calculator to graph a function, adjust the view window, and determine the values of several types of critical points on the graph such as x-intercept, y-intercept, local maximums, and local minimums. After ent ...more
gdawgenterprises.com The video shows how to solve systems of linear equations on a TI83 or TI84 series graphing calculator. Emphasis is given to solving for y in order to graph and also checking the answers.
Math Craft admin Cory Poole provided quite a few recipes for sonobe models in his blog, and I followed one to make the pentakis dodecahedron here. I wasn't that happy with my first result because the colours kept on coming out wrong—i.e. two of the same colour next to each ot ...more
I wondered how silly you could get with sonobe, and had a bash at a buckyball, which is a fullerene (technically a truncated isocahedron; you can see a simple model here). It's twelve pentagons—each surrounded by 5 hexagons (20 in total)—making a football shape in England or a ...more
Need to know how to solve a standard-form system of linear equations by graphing using a TI83 or TI84 series graphing calculator? Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical ...more
NotesCollegeAlgebra teaches you how to find intercepts on a calculator TI-83. You start with y plus 1.7 equals .8 times x squared plus 1.4 times x. First you subtract 1.7 from both sides, you get y alone on one side. The window should be set to -5...5, -5...5. X scale should b ...more
To find the slope of a line you must have two points and then you must plug in the two points into the slope formula. The slope formula is m= y2-y1 over x2-x1. If the slope is a fraction be sure to reduce to the lowest. Remember if a number is divided into zero it is zero, if ...more
In this Arts & Crafts video tutorial you will learn how to make a stained glass mirror. This video is from Artists Resource. You will need a Marabu GlasArt kit, some spirit, a china graph pencil, scissors, a ruler, masking tape, a container to mix your paint, an object to draw ...more
If I were a math major, I'd probably be rolling in dough somewhere in Silicon Valley right now, but since multiplying numbers and figuring out tangents gives me panic attacks, I went the English route... pays much better. Still, I never would have graduated if I didn't pass a ...more
The Calculator app on your iPhone may seem boring and basic, but there are a few interesting tricks worth knowing. You can ask Siri to perform calculations for you, long-press on results to copy them, long-press the field to paste numbers in, and swipe left or right above the ...more
With the S9 and S9+ upon us, you maybe wondering if it's time to retire your aging Galaxy and either sell it or do a trade-in to get Samsung's latest flagship. Before you do, however, it's important to make sure that all its components — most notably the sensors — are working ...more
Texas Instruments is one of the best known companies for creating graphing calculators. In this video tutorial you will see how to use a little known feature that lets you create pretty elaborate drawings on it. This is a great time-waster in math class! Who needs algebra or g ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to get started with a TI-83 graphing calculator. This will show you how to turn your calculator on and off as we ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to clear a list with a TI-83 graphing calculator. This brief video will show you how to clear your list so you ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to create histograms with a TI-83 graphing calculator. Creating histograms from raw data. Create a histogram f ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to create a histogram with a TI-83 graphing calculator. Creating a histogram from grouped data. Consider the f ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to create boxplots with a TI-83 graphing calculator. Creating boxplots. Create a histogram for the list of num ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to create scatter plots with a TI-83 graphing calculator. Scatter plots. Listed below are the heights (in inch ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to measure dispersion with a TI-83 graphing calculator. Measures of central tendency and dispersion. Determine ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to calculate deviation with a TI-83 graphing calculator. Calculating the mean and standard deviation of grouped ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to do binomial probabilities with a TI-83 graphing calculator. Binomial probabilities. A pack of M&M's contain ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to use the central limit with a TI-83 graphing calculator. Central limit theorem. The CB&O pet food company ma ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to construct intervals with a TI-83 graphing calculator. Constructing a confidence interval for a single popula ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to find intervals with a TI-83 graphing calculator. Confidence intervals for single population means: sigma unk ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to proportion population with a TI-83 graphing calculator. Hypothesis test: single population proportion. A pa ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to pair or match with a TI-83 graphing calculator. Here are some paired (or matched) samples. Please note, thi ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to perform a chi-square test on a TI-83 graphing calculator. The table on page 30 of your TI Workbook list the ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to use ANOVA with a TI-83 graphing calculator. What is ANOVA? One-way Analysis of Variance. Researchers at Purd ...more
From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks to the Internet, it's easier than ever to follow in their footsteps (or just study for that next big test). With this in ...more
This video walks you through the steps of solving quadratic equations with a graphing calculator. This excellent video shows you a clean blackboard, with the instructors voice showing exactly what to do. Don't fret, any question you may have, will be answered. Watching this vi ...more
This video tutorial is in the Education category which will show you how to calculate standard deviation with TI graphing calculator. First you got to enter the data in to the calculator. Go to stat and click on enter. This will edit a list. Now you type in these numbers: 50, ...more
It's that time of the year again when scores of students are flocking to stores for school supplies. Pens, pencils, books, and for math students, calculators. Graphing calculators like the ubiquitous TI-83 (and 84) series have been a staple of high school and college math cla ...more
For the majority of my math classes in middle and high school, a graphing calculator was a must. While the calculators were very useful to have, they were quite steep in the price column. After losing the TI-83 graphing calculator my parents bought me in high school, I had to ...more
Math Craft admin Cory Poole posted instructions on How to Make a Cube, Octahedron & Icosahedron from Sonobe Units, plus some great complex models in his article, How to Make a Truncated Icosahedron, Pentakis Dodecahedron & More. These models use the standard sonobe unit and a ...more
Typing on a mobile device has come a long way since the days of flip phones. Today, there are awesome keyboard apps like Gboard, which integrates Google search features and makes typing a breeze. But the whole experience still stands to improve if you take some time to learn a ...more
Contrary to popular belief, augmented reality apps have been available for a while now. I remember using the Layar app (still available for iOS and Android) to explore nearby businesses and landmarks with varying success via an early-generation Android handset. It would be ha ...more
Looking for a primer on how to find determinants using a TI-83 graphing calculator? See how it's done with this free video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidac ...more
Looking for a primer on how to solve matrix problems using a TI-83 graphing calculator? See how it's done with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to au ...more
See how to apply exponent rules to simplify radicals or square roots with this free video math lesson from Internet pedagogical superstar Simon Khan. Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it's done with this free video ...more
This video demonstrates that the line integral of a scalar field is independent of path direction. Learn how to solve scalar-field integrals with this free video calculus lesson. Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it ...more
Math class got you down? We all know sixth grade mathematics is where we all start to lose it. We get frustrated with all of those numbers, try to figure it out, but ultimately flunk out or barely pass the class. Maybe the teacher just wasn't good enough to educate us, who kno ...more
Learning Style What kind of learner are you? There are three different ways people learn: Auditory learner: A person who learns best by listening. This type of person will benefit best by finding someone to study with, to ask each other questions, and to read the study mater ...more
Looking for a primer on how to solve matrix problems using a TI-89 graphing calculator? See how it's done with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to au ...more
Looking for a guide on how to solve a system of linear equations using a TI-83 graphing calculator? Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodi ...more
Looking for instructions on how to solve systems of linear equations using a TI-89 graphing calculator? Learn how with this free video algebra lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belong ...more
This video shows how to use matrices to solve systems of linear equations on TI83 and TI84 series graphing calculators. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks ...more
In this tutorial, we learn how to cheat on a math test using a calculator. The first way to cheat is to go into your calculator where the programming is. After this, you can type in the information that you need to store into the calculator and then save it to look at later. T ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to determine a regression equation with a TI-83 graphic calculator. That's not all... Learn determining the reg ...more
Need to know how to use your Texas Instruments graphing calculator for your college math or statistics class? You're in luck... watch this video tutorial to see how to test a population mean with a TI-83 graphic calculator. Hypothesis test, single population mean, sigma unkno ...more
Lying is awesome. From a very young age, children learn that flat out denying the truth gets you out of trouble and helps keep you calm in the face of horror. But what happens when you just have to know if someone, say, used your toothbrush? You could ask them to take an expen ...more
WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more
Apple doesn't include a calculator on the iPad and never did. One almost appeared over 12 years ago but was nothing more than a blown-up version of the iPhone app. Since then, the company still hasn't made an iPad-optimized calculator, and there is no shortage of third-party a ...more
The only bad thing about Portal is that you can't play it everywhere. You can't play it while camping, you can't play it in the car, and you can't play it in the waiting room at the dentists office (unless you lug around your laptop to all of these places. Weirdo). You defini ...more
Smartphones have been a hot button issue around school campuses for several years now—some schools allow them, others confiscate them on sight. But the fact of the matter is, when used correctly, a smartphone can be just as much of a learning tool as a textbook or school-issue ...more
I have a personal rule when it comes to an app's interface: If it doesn't follow Android's design guidelines, it was probably written with Apple's iOS in mind first and foremost. And if that truly is the case, I almost take this as a personal insult. I'm not a second-class ci ...more
Amazon is currently offering over $80 in free Android apps in the Amazon Appstore, but only for Friday and Saturday, so make sure to grab them quick before they all go back to normal price. Highlights include the Fleksy Keyboard (normally $3.99), Oxford Dictionary of English w ...more
We've already seen the visual changes that Android 5.0 Lollipop has brought to the table, but Google spent just as much time altering things under the hood. Awesome new functionality and hardware capabilities have been added left and right, and with the OS already out now, it' ...more
Solving long and extensively complicated equations in grade school was tough to do by hand. Keeping track of which part of the equation to solve first took time, training, and lots of bad grades. As soon as middle school began, our dependance on calculators grew and difficult ...more
How To:
Add Website Shortcuts to Your iPhone's Home Screen for Fast Access to Web Apps and Bookmarks
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Apple Pencil 3 Is Almost Here — And It Comes with Squeeze Gestures and These Other Features
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The Messaging Trick You Never Knew You Needed
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Customize and Use Control Center on Your iPhone for Quick Access to Your Most-Used Apps, Features, and Settings
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11 Features Coming to Apple News on Your iPhone with iOS 17.5 — Including Some Big Ones!
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Apple's Integrating Game Center Leaderboards into News+ Puzzles with iOS 17.5
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Apple Has a Killer New Word Game Puzzle Called Quartiles Hiding on iOS 17.5
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Identify Any Song Playing on Instagram, TikTok, and Other Apps on Your iPhone Using Shazam
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Apple News Gives You More Options for Automatic Downloads on iOS 17.5
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27 New Features and Changes Coming to Your iPhone with iOS 17.5
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Download and Install iOS 17.5 Beta on Your iPhone — And Try New Features Before Everyone Else
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Download and Install iPadOS 17.5 Beta on Your iPhone to Explore New Features Before Everyone Else
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Update Your iPhone's Lock Screen with an Attention-Grabbing Note, Reminder, Warning, or Other Custom Message
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Your iCloud Email Lets You Create Aliases to Protect Your Primary Email Address and Organize Your Inbox
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Use Your iPhone's Built-in Image Analyzer to Reveal the Hidden Meaning Behind Symbols, Signs, and More
Text Replacements:
The Secret Weapon to Typing More with Less on Your iPhone, iPad, or Mac
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Focus Profiles Will Change How You Use Your iPhone — Here's How to Set Them Up for Distraction-Free Experiences
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Force Restart an iPhone 15, 15 Plus, 15 Pro, or 15 Pro Max When It's Frozen, Glitchy, or Won't Turn On
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Create Unlimited iCloud Email Address Variations to Take Total Control Over Your iCloud Mail Inbox
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Use Your iPhone to Hear the World Around You Better, Spy on Conversations, Listen to Your Heartbeat, and More
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See Passwords for Wi-Fi Networks You've Connected Your Android Device To
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The Messaging Trick You Never Knew You Needed
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Create an Admin User Account Using CMD Prompt (Windows)
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Use Burp & FoxyProxy to Easily Switch Between Proxy Settings
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Crack SSH Private Key Passwords with John the Ripper
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Scan for Vulnerabilities on Any Website Using Nikto
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Use FaceTime's Secret Hand Gestures and Reaction Buttons to Add Animated On-Screen Effects to Your Video Feed
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Dox Anyone
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The Trick That Lets You Link to Specific Start Times in YouTube Videos Right from Your Phone
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Exploit EternalBlue on Windows Server with Metasploit
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Gain SSH Access to Servers by Brute-Forcing Credentials
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27 New Features and Changes Coming to Your iPhone with iOS 17.5
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Brute-Force FTP Credentials & Get Server Access
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Want a New Look? Add Custom Fonts to Any Samsung Galaxy — No Root Needed
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Clone Any Android App on Your Samsung Galaxy Phone Without Using Any Third-Party Tools
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Use Odin to Flash Samsung Galaxy Stock Firmware
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Create a Metasploit Exploit in Few Minutes
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Identify Web Application Firewalls with Wafw00f & Nmap
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Sensitive Info You Black Out in Images Can Be Revealed with a Few Quick Edits on Your iPhone
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Make Spoofed Calls Using Any Phone Number You Want Right from Your Smartphone
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Clear Your Frequently Used and Recent Emoji from Your iPhone's Keyboard
Android Basics:
How to See What Kind of Processor You Have (ARM, ARM64, or x86)
How to Hack Wi-Fi:
Stealing Wi-Fi Passwords with an Evil Twin Attack
Tutorial:
Create Wordlists with Crunch
BT Recon:
How to Snoop on Bluetooth Devices Using Kali Linux
Hack Like a Pro:
How to Find Directories in Websites Using DirBuster
Hacking Windows 10:
How to Dump NTLM Hashes & Crack Windows Passwords
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Turn GIFs into Live Photos on Your iPhone
TWRP 101:
How to Make a NANDroid Backup & Restore Your Entire Phone
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Create a Persistent Back Door in Android Using Kali Linux:
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Write an XSS Cookie Stealer in JavaScript to Steal Passwords
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Install MicroG to Replace Google Play Services & Prevent Data Mining
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Count from 1 to 10 in Vietnamese
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Hack and Decrypt WhatsApp Database (Remotely) [ROOT]
How to Hack Wi-Fi:
Cracking WPA2-PSK Passwords with Cowpatty
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Update Your iPhone's Lock Screen with an Attention-Grabbing Note, Reminder, Warning, or Other Custom Message
Hack Like a Pro:
How to Crack Passwords, Part 3 (Using Hashcat)
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Tame Your iPhone's Lock Screen Notifications with iOS 16's Different Display Styles
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Use an ISO file after downloading a torrent
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Hide All App, Folder, and Widget Names on Your iPhone or iPad's Home Screen
