Algebra – The Distance Formula. This video describes how to find the distance between 2 points of a graph in a step by step method. Made by Ya Math, the instructor assists the class in finding the distance between (6,8) and (3,4) by showing us the equation d=v((x_1-x_2 )^2+(y_ ...more
In order to solve a quadratic equation by completing the square, take a quadratic equation and make sure that the coefficient of the first squared term in one. If it is not factor it by pulling the term out to get it to one. Now just write down the first two terms in side a br ...more
Knowing your BMI, or Body Mass Index, is a great way to see if you are at a healthy weight. In this simple and short video provided by Children's Hospital Boston, you will figure out how to calculate your BMI by taking your weight (in pounds) and multiplying it by the number 7 ...more
Learn how to convert from scientific notation to standard form by watching the above math video. To change a number from scientific notation to standard form, move the decimal point to the left (if the exponent of ten is a negative number), or to the right (if the exponent is ...more
Now, I know what you're thinking... "I need an extra sexy coffee table that is like no other." OK, Maybe not. Maybe you're thinking, "I need a conversation starter that doesn't have to do with economic injustice, Left/Right political paradigms or health insurance. I need it ...more
This tutorial demonstrates how to use the Excel function SQRT. This allows you to determine the square root of any number, within a spreadsheet program.
In this video tutorial, viewers learn how to convert mixed numbers to top heavy fractions. This task is very easy, fast and simple. Begin by multiplying the whole number with the denominator and then add the numerator. In the final answer, the numerator will be greater than th ...more
Here we are, learning how to divide decimals. So we are dividing a whole number or a fraction by a fraction. How this presenter does this is by moving the decimal two places to the right on both the top and bottom of the sum. In other words, he multiplies the two numbers by 10 ...more
In this video tutorial the instructor shows how to convert mixed numbers to improper fractions. The instructor gives a two step approach where in the first step he tells you to multiply the denominator with the whole number and add this result to the numerator. Now in the seco ...more
In this tutorial, we learn how to find the area of a circle. The line from the middle to the edge of the circle is called the radius. Find what this is in your equation, then multiply (3.14 X radius x radius). This will always work out the area of a circle for you. So, do this ...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 finish your homework or study for that next ...more
Could you use a little help figuring out how to simplify numbers left in square root form? Watch 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 autodidacts. And, thanks ...more
In this video the instructor shows the different methods of solving quadratic equations. There are many methods to solve quadratic equations each with its pros and cons, each method suitable for a particular situation. The first method to solve quadratic equation is factoring. ...more
This is a mathematical instructional video on how to find the least common multiple. Let us now find the least common multiple for 25, 100, 18. This can be written as 5 square, 2 square multiplied by 5 square, 2 multiplied by 3 square. The highest factor in these numbers are, ...more
The area of a polygon is the number of square units inside that polygon. Area is 2-dimensional like a carpet or an area rug. A triangle is a three-sided polygon. We will look at several types of triangles in this lesson. To find the area of a triangle, multiply the base by the ...more
One can learn, from watching this video, how to multiply and divide fractions. Prof. Alexander gives a discourse on multiplication and division of fractions in a simple, easy way. For multiplication, one should first look for highest common factor in the numerator of one fract ...more
This video shows how to multiply similar radicals. The basics of doing this is to multiply the root of the radicals. For instance, if you have the cubed root of 14 multiplied by the cubed root of 3, you would only multiply the root numbers. Thus, your answer would be the cubed ...more
To make a hollow clay bell pepper, you will first need four thin strips of aluminum foil. Roll each one into a tiny, thin strip. You will also need pearlized white clay rolled out very thin (number seven on a pasta machine), and rolled out green, red, or yellow clay (number fo ...more
Watchers of this video will learn how to find the "lowest common multiple", the lowest whole number that can be divided by each of two numbers evenly. For example, the lowest common multiple of 8 and 12 is the lowest number of which 8 and 12 are both factors. To find the lowes ...more
In this video we will learn about algebra SCIENTIFIC NOTATION and STANDARD FORM. Watch the above math video to learn how to change large numbers from standard form to scientific notation. To change a whole number that is greater than one from standard form to scientific notat ...more
I got hooked on origami sometime after Math Craft admin Cory Poole posted instructions for creating modular origami, but I had to take a break to finish a quilt I've been working on for a while now. It's my first quilt, and very simple in its construction (straight up squares, ...more
Watermelon is not only a refreshing treat but is full of nutrients and energy. Prepare for a summer you will never forget by starting a watermelon patch today. From seeding to watching your plants grow, this is a fun project for the whole family. If you love to bury your face ...more
The gentleman, acting as the Instructor, starts the session immediately by suggesting that to teach early multiplication all parents should practice a method of "Count-by's" with their children when they are very young using ones to ten, twos to twenty, threes to thirty, fours ...more
Want to supply your head with a little extra jazz factor? Why not tie a scarf around it? You have only one head, but any number of ways to decorate it with a scarf. You Will Need: • A collection of scarves • An adventurous spirit • Taste Step 1: Tie the "peasant scarf" Fo ...more
In Final Fantasy VII, it's possible to max out vitality without any store-related progress needed if your strength stat has already been maxed. Take a look at this video and learn how to max out vitality simply by targeting an enemy called "spiral". This enemy has around 2800 ...more
For as long as I've loved SCRABBLE, I can't believe I've never come across this before. "CRAZIEST" - A short story by Liz Dubelman about words and numbers as a religion (think Pi), about SCRABBLE being the oracle, about her quest for the "triple-triple". This spoke words to m ...more
The small size of most indie game development teams is a strength, but also a weakness. It allows them to take risks and explore revolutionary ideas that a larger company could never justify to its shareholders, but also means they must navigate the game development labyrinth ...more
Hi OLers read the following article to gain some great insight into the mischevious advertising ways of food labels. Thanks to the New York Times for this great article below. Happy Eating6 Meaningless Claims on Food LabelsAlthough food labels are supposed to tell us exactly w ...more
Some of you might be using Tor to host hidden services, and some of you might not even know what hidden services are. If the latter's you, do not miss this article. Why? Because you can host your websites and services on the I2P darknet. It's safe and secure—it's anonymous. I ...more
Before you start snapping away and submitting your photos, please take some time to read the official rules below! No purchase necessary to enter or win; a purchase does not improve your chance of winning; void where prohibited by law. ELIGIBILITY: Only legal residents of t ...more
Modular origami is a technique that can be used to build some pretty interesting and impressive models of mathematical objects. In modular origami, you combine multiple units folded from single pieces of paper into more complicated forms. The Sonobe unit is a simple example un ...more
Giveaway Tuesdays has officially ended! But don't sweat it, WonderHowTo has another World that's taken its place. Every Tuesday, Phone Snap! invites you to show off your cell phone photography skills. Submit your best shot to our weekly competition for a chance to win an awes ...more
Computer crashes, fried hard drives, red rings of death, delinquent memory cards... nothing is worse than dysfunctional technology. In just a minute, your favorite and most used device has become the biggest headache of your life, frustrating you to the brink of madness. But w ...more
If you're interested in bypassing Windows and Linux passwords, there is a great tool from the good people at Kryptoslogic. Have you ever forgotten your administrator password? Have you ever bought a used computer with a password on it? Well, Kryptoslogic have created a boot-di ...more
It may not be your number one spot for finding cool apps for your Android device, but the Amazon Appstore for Android is running a new promotion this week called "Geek Week," where eight of the most popular productivity and utility apps are now on sale for 48 percent off or mo ...more
Revealed! The secret to learning a language quickly. It's a little known technique diplomats and royalty have used for centuries. I lucked up on it by analyzing how I could quickly boost my language and workforce marketability. You get it here by design. The secret to learnin ...more
The DIY industry is booming, despite the desperate blackmailing of society by finance capitalists. Companies like Adafruit and Makerbot are grossing well over a million dollars a year, and Evil Mad Science Laboratories just recently dedicated themselves to running a full-time ...more
The game has undergone many transitions over the years, since its days as LEXIKO (1931) to its briefness as CRISS CROSS WORDS to its current and amalgamated, renowned brand of SCRABBLE. There has been many editions of the word board game along that historic metamorphosis, and ...more
This video teaches the viewer how to multiply fractions with mixed numbers. You would first need to multiply the denominator by the whole number, and then add the product to the numerator. This number is your new numerator and the new denominator is the same as before. For exa ...more
Everyone has used a ruler at some point in their life, whether for art sizing, blueprint plans, or sizing up your widescreen television on your living room wall. But there's a lot of little ticks on the ruler that you may not be aware of. Your ruler shouldn’t be used only to d ...more
Despite what we all argued in school, math does come up in daily life. When those dreaded fractions are staring you in the face remember these steps and you will be multiplying in no time. Practice always helps. Do you need two and a half dozen cookies, but a recipe only make ...more
Whenever you simplify a square root or a cube root you are writing them in the simplest form. This video teaches a factoring method. The factoring method Involves factoring the numbers under the radical. If the problem is a square root look for pairs, and for cube roots look ...more
Hello fellow gray hat hackers, I wrote a program in python that helps me to fill up my proxychains.conf file, so I don't have to manually enter in the proxies. I figured I will give a little how-to of how I did it and maybe I could help some of you(hackers) out there to stay a ...more
What Is Pythagorean Theorem? Pythagorean Theorem is an equation discovered by a man named Pythagoras. It can be used to determine whether or not a triangle is a right triangle and find missing lengths of a triangle. The equation is: Parts of a Triangle The hypotenuse is the ...more
Apple's iOS 13 has been available for beta testing since June, and the stable release pushed out to everyone on Thursday, Sept. 19. To help you make the most out of iOS 13 for iPhone, we've rounded up everything you'll want to know, whether a colossal feature, small settings c ...more
Even those of us most comfortable in the kitchen can be daunted by the idea of cooking for a whole houseful of people. Whether you have a large, well-equipped kitchen or a small one with just the essentials, it can prove to be quite a task to prepare food for a dozen or so peo ...more
One of the best things about Android is the ability to customize your phone to your liking. From changing the layout of icons to finding the perfect wallpaper to reflect your current mood, there's a wide range of tools to make your phone yours. One of the easiest ways is to t ...more
In this article, we will build a parallel password cracker using the techniques explained in the previous part. As SHA-512 is the digest function that Kali (and most modern Linux distributions) use to store our passwords, we will make a SHA-512 password cracker. I will use Ka ...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
You may note be able to root your Snapdragon-powered Note 10, but thanks to the hidden Developer Options, you can still tweak low-level settings like custom codecs for better audio quality on Bluetooth headphones and faster animations to enhance your experience. Best of all, y ...more
While LG G3 users have been patiently waiting, developer the cubed and his Codefire team have been diligently working on a successful unlock method for the heavily locked-down bootloader. Now it's finally here, and the unlocking method is extremely easy to do—and it works for ...more
For a photo- and video-sharing app based around privacy, Snapchat sure has a lot of security holes floating around. At one time, you were able to take screenshots of Snapchats in iOS 7 without the sender knowing, which is something that you can still do on rooted Android devic ...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
Following the launch of the Magic Leap One earlier this month, the device and the company took a few hits from early reviewers. But it turns out those were just love taps compared to the absolute scorched earth acidic screed penned this weekend by someone well credentialed to ...more
The Pixel 4 comes with a new "Styles and wallpapers" app that lets you change icons, accent colors, and more. But if you're on a first-gen Pixel, a Pixel 2, or a Pixel 3, you don't get this feature. On the bright side, there's still a way to use it. Your circular home screen ...more
If thieves, hackers, law enforcement, or other would-be enemies should ever gain entry to your smartphone, they could also access conversations you've had in Signal Private Messenger. To better secure your encrypted communications, you can password-protect the whole app and it ...more
Download a popular, legit app from the Google Play Store. Decompile it. Add malicious code. Repackage the app. Distribute the now trojan-ized app through third-party Android app sites. This is how advertising malware Ewind, what Palo Alto Networks calls "adware in applications ...more
There's a lot of conflicting information out there when it comes to the best habits for charging a smartphone's battery, so let's clear some of that up right off the bat. Lithium ion batteries (the type used in most modern electronics) start to lose their ability to hold a cha ...more
It seems that fans of the Android open-source operating system are a bit peeved by some of the choices Google has made regarding the new #MadeByGoogle Pixel phones. And with good reason. The new phones are expensive, the Nexus line is dead, and some Redditors are speculating o ...more
NANDroid backups are one of the best reasons to root your Android device and install a custom recovery. They're essentially a snapshot of your phone's entire operating system and all installed apps, so if you ever screw something up when installing a flashable ZIP or custom RO ...more