This videos explains how one can easily find the parallel line to a given mathematical equation. He starts by explaining what it means for two lines to be parallel mathematically speaking. Defining two lines, then comparing the slope of both lines you can mathematically determ ...more
This video teaches us the method to write an equation in slope intercept form and to graph it. The equation of line is y = mx + c. m is the slope and c is the y intercept or the point where it crosses the y axis. Let us find the equation of line if it crosses (8,6) and m=1/2. ...more
This how to video shows you how to graph an inequality in slope intercept form. First, graph the line. Depending on the inequality, use a dash or solid line. Use a solid line for less than or equal to or greater than or equal to. Use a dash line for greater than or less than. ...more
To do this, there are many ways to approach this problem. One way is to look at the change in Y over the change in X by looking at the points on the graph. Another way is to use the equation Y2-Y1 over the equation X2-X1. In other equations where you are given a graph, you may ...more
In this video the instructor shows how to solve a system of equations by elimination method. First you need to know how many possible number of solutions you can get by solving a system of equations. There are three possibilities. In the first case there are two lines with dif ...more
In this video the tutor shows how to graph a straight line using the rise over run method. The rise over run trick allows you to graph a straight line as long as you have a starting point and a slope value in the form of a fraction. The first step is to graph the starting poin ...more
This video shows how to find the formula of a piecewise function when given a graph. The first step is to write a definition for the graph, which is done by identifying the different domains shown in the graph. The second step is writing formulas for each domain specified by t ...more
This video tutorial is in the Computers & Programming category which will show you how to build a simple house in SketchUp. Start with the floor plan, draw a rectangular main living space and attach a small extra room. Next you use the push pull tool and pull the house up to a ...more
A method for solving a linear system with no solution is described. The method is described in 4 steps. The first step in the method is designed to solve a linear system that is described consist of “solving by graphing”. Details fo ...more
In this video the instructor shows how to solve systems of linear equation by graphing. A system of linear equation is equations of two lines that are to be graphed on the same coordinate axes. Now take the first equation and write it to form y = mx + b. Now extract the value ...more
In this video, one teacher talked in detail about how to solve absolute value functions and how to translate different absolute value functions from one point in the matrix to another one horizontally and vertically. If the function is y=A|x-h|+k, generally, the diagram is sym ...more
In this tutorial the instructor shows how to find the Y-Intercept given the equation of the line in Point-Slope form. He shows how to do this with an example. He tells to substitute the value of x to zero to find out Y-Intercept as Y-Intercept is nothing but the point where th ...more
In this video the instructor shows how to graph linear inequalities. A linear in a equation is almost similar to a linear equation except for the sign in the equation. Now treat the in equation as a linear equation and graph the line. So substitute the lesser than or greater t ...more
This video is a free drawing lesson on how to draw landscape scenery. • Draw a baseline or a horizontal line in the middle of the paper. • Across the baseline draw slope of 2 hills along the river bed and mark a line showing uplifted area on the upper portion of the paper abov ...more
In this math lesson you will learn how to graph linear inequalities. Let’s graph the following inequality: 4x + y > 4 First, attach the corresponding equation: 4x + y = 4 Then, isolate y by subtracting 4x on both sides: y = -4x + 4 The slope and y-intercept equation of a ...more
In this tutorial the author shows how to derive a slope-intercept equation of a line given an X-Y table. He explains that the general form of slope intercept form which is y = m*x + b. Now he intends to find value of slope, i.e. m first. Now slope is change in y over change in ...more
Learn how to read a person just by looking at their hand using the ancient art of palmistry. Step 1 Read the dominant hand – the one a person uses to write with; it reveals what’s going on now. The passive hand represents a person’s inherited characteristics. Markedly differ ...more
Looking for a primer on how to create and work with array formulas in Microsoft Office Excel? You've come to the right place. In this free video tutorial from everyone's favorite MS Excel guru, YouTube's ExcelIsFun, the 13th installment in his series of Excel array formula ser ...more
No words are needed to show you how to draw this cute and corky squirrel. This video shows you how to draw a simple squirrel from the pattern of the outline and continues to add more detail like adding for realistic looking fur. Step 1 Draw a large circle for the body and at ...more
Your home’s roof is the first line of defense in keeping the elements out. A common problem among both new and old roofs alike is damaged shingles. Wind, falling tree limbs, or just normal wear and tear can damage shingles. It is critical to replace damaged shingles to prevent ...more
Since the rise of private property and industrial production, modern capitalism has been on a undeniable crash course with Mother Nature. It's no so much that we'll end up murdering the entire planet, but just that the planet will quietly smother us with a pillow of famine, he ...more
It feels like every few months, some new feature is discovered in the Pixel's Camera app. By taking advantage of machine learning and the high-quality camera, Google continues to add hidden functions that improve your life even if they're a little niche. The Pixel's Camera ap ...more
We're inching closer towards the singularity—that point where technology advances to the steepest slope of the logistic function S-curve and simply skyrockets at a rate we've never seen before. Somewhere along the way, the line between humans and the tech we rely on will becom ...more
Sadness won over the worried world with her downtrodden, mopey attitude in Inside Out, the widely popular animated film from Pixar and Disney. She's relatable, helping us to connect with all of our bouts of tears, sour attitudes, and blue feelings—and this Halloween, you can e ...more
Android's stock battery menu is pretty decent. You can see which apps have been using the most power, and you can tell when your CPU was awake or asleep, among other things. But a lot of times, battery-sucking services will get lumped under the generic "Android System" header, ...more
TouchDevelop is a browser-based programming tool that allows anyone to build your own Windows 8 apps directly from any touchscreen device, including iPad, iPhone, Windows Phone, Android, PC and Macs. Once the script is created and the app proves to work, it can be placed in th ...more
Let's say you're hanging a picture frame, and it doesn't look quite right. Sure, you could grab a spirit or bubble level, but maybe it's in another room or buried in a toolbox somewhere. Maybe you're away from home, away from your tools. As it turns out, you almost always have ...more
As a long-distance runner off and on for the past, I absolutely detests hills. While there are many apps that can measure elevation and slope for certain routes, understanding spatial data on a line graph or even an elevation map can be difficult. A solution arrives by way of ...more
Your smartphone stays with you everywhere you go, so it's only a matter of time before you spill coffee all over it or drop it on the ground. For some of you, it has already happened, perhaps even multiple times. That's why we thought it was important to find out which flagshi ...more
Of the hundreds of uses for our devices, the one that I cherish most is the ability to kill time just about whenever and wherever I need to. Whether it's reading news, checking social media, or watching videos, we have a ton of ways to pass the time in that two-hour DMV line o ...more
More information is available to us now than ever before. We simply cannot make sense of so much data on our own. Thankfully, we have programs to do the heavy lifting for us. Apache Spark and Python are two important resources for making sense of Big Data. Spark's open-source ...more
You may be wondering what exactly makes the Pixel 4a's camera so great. Compared to its predecessor, it has the same Sony IMX363 sensor and no additional hardware. Well, beyond stellar image processing, it also has several great new features that Google has added since they re ...more
Chief among iOS 14's excellent new features is the overhauled home screen. Now, you can add customizable widgets that live alongside your traditional apps, and both first-party and third-party apps can take advantage of it. Talk about an upgrade. They even work in the Today Vi ...more
How To:
22 Features the iPhone 16 and 16 Pro Models Have That Other iPhones Don't
How To:
21 iPhone 16 Pro Features You Won't Find on Apple's iPhone 16 or 16 Plus
How To:
These Are the Only Differences Between iPhone 16 Pro and 16 Pro Max
How To:
iPhone 16 Series — Preorder and Release Dates, Prices, and Where to Get One
How To:
Your iPhone's Hidden Back Tap Button Has 5 More Actions Available with iOS 18
How To:
11 New Apple Maps Features That Improve Hikes, Search, Favorites, Saved Locations, and More on Your iPhone
How To:
Create Custom Offline Routes for Walks and Hikes in Apple Maps
How To:
Safari's New Summary Feature Boils Webpages Down to Key Highlights for You — Here's How It Works
How To:
Your iPhone's Action Button Has 19 More Actions Available — Here's What's New and Changed with iOS 18
How To:
Apple's Weather App Just Got 13 New Features and Changes in the Latest iPhone Software Update
How To:
The Easiest Way to Find, Share, and Manage Wi-Fi Passwords Your iPhone and Other Apple Devices Auto-Saved for You
How To:
Apple's Massive Control Center Update Gives You 11 New Must-Try Features on iPhone and iPad
How To:
Safari's Secret Weapon to Distraction-Free Browsing Gives You Complete Control Over Webpage Annoyances
How To:
6 States Support Digital Driver's Licenses in Apple Wallet — Which States Are Next?
News:
Apple Rereleases iOS 17.6.1 for iPhone with Important Bug Fixes
How To:
Are Your Devices Compatible with iOS 18, iPadOS 18, and macOS 15? Here's the Complete List
How To:
Your Lock Screen Just Got 12 Times Cooler with iOS 18 and iPadOS 18
How To:
Swap the Flashlight and Camera Lock Screen Controls on Your iPhone to Open Apps, Toggle Settings, and More
How To:
How This '90s Tech Feature Makes iPhone Calling Better Than Ever
How To:
11 New Features on iOS and iPadOS 18 That'll Make Apple Notes Your Go-To App for Productivity
How To:
22 Features the iPhone 16 and 16 Pro Models Have That Other iPhones Don't
How To:
21 iPhone 16 Pro Features You Won't Find on Apple's iPhone 16 or 16 Plus
How To:
Create an Admin User Account Using CMD Prompt (Windows)
How To:
See Passwords for Wi-Fi Networks You've Connected Your Android Device To
How To:
Schedule Messages to Send Later Automatically Using iMessage
How To:
The Best Investigatory Projects in Science: 16 Fun & Easy Ideas to Kickstart Your Project
How To:
Dial These Secret Codes to See if Someone Is Hijacking Calls & Texts on Your iPhone
How To:
11 New Apple Maps Features That Improve Hikes, Search, Favorites, Saved Locations, and More on Your iPhone
How To:
16 Harry Potter Spells for Siri That Turn Your iPhone into a Magical Elder Wand
Warning:
Sensitive Info You Black Out in Images Can Be Revealed with a Few Quick Edits on Your iPhone
How To:
Use Odin to Flash Samsung Galaxy Stock Firmware
How To:
Use Burp & FoxyProxy to Easily Switch Between Proxy Settings
How To:
Clone Any Android App on Your Samsung Galaxy Phone Without Using Any Third-Party Tools
How To:
Keep Your Night Vision Sharp with the iPhone's Hidden Red Screen
How To:
Find Vulnerable Webcams Across the Globe Using Shodan
How To:
Exploit EternalBlue on Windows Server with Metasploit
Hack Like a Pro:
How to Find Directories in Websites Using DirBuster
How To:
Generate random numbers (with decimals) in Excel
How To:
Manually Exploit EternalBlue on Windows Server Using MS17-010 Python Exploit
How To:
Are Your Devices Compatible with iOS 18, iPadOS 18, and macOS 15? Here's the Complete List
How To:
Lock and Hide Apps on Your iPhone or iPad — The Official Way
How To:
Dox Anyone
How To:
See What Traffic Will Be Like at a Specific Time with Google Maps
How To:
Test Your Samsung Phone by Using Secret Code *#0*#
How To:
Get Instant Solutions to Mathematical Problems on Your iPhone or iPad with Apple's New Math Notes
How To:
Make Spoofed Calls Using Any Phone Number You Want Right from Your Smartphone
How To:
Make Siri Say Whatever You Want Every Time You Connect Your iPhone to a Charger
How To:
19 Harry Potter Spells Your Android Phone Can Cast Using Google Assistant
How To:
Fold an Origami F-18 Fighter Jet Out of a Dollar Bill
How To:
Crack SSH Private Key Passwords with John the Ripper
How To:
Make Your Own Bad USB
How To:
100+ Secret Dialer Codes for Your iPhone
How To:
Check if Your Wireless Network Adapter Supports Monitor Mode & Packet Injection
How To:
Exploit Shellshock on a Web Server Using Metasploit
Android Basics:
How to See What Kind of Processor You Have (ARM, ARM64, or x86)
How To:
100+ Secret Dialer Codes for OnePlus Phones
How To:
Build a Tree Farm in Minecraft for Easy Access to All Types of Wood
How To:
Crack Shadow Hashes After Getting Root on a Linux System
How To:
Use SQL Injection to Run OS Commands & Get a Shell
How To:
Brute-Force FTP Credentials & Get Server Access
