In this tutorial, we learn how to solve inequalities by multiplying or dividing. Start out with your equation written out in front of you. Now, find the variable in the equation and figure out how to get rid of the denominator underneath it. Divide this on both sides, then you ...more
Looking for a primer on how to solve polynomials via the FOIL approach in basic algebra? 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 th ...more
Want to solve for a side of a triangle when 2 sides and an angle are known? Learn how with this free video trig 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
Need to know how to work with logarithms in pre-calculus? You're in luck. 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 foll ...more
Need help solving problems involving 30°-60°-90° triangles? You're in luck. 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 fo ...more
Need help solving problems involving 45°-45°-90° right triangles? You're in luck. 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 ...more
Need help figuring out how to work with ratios? Look no further than 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 to the Internet, it's easie ...more
Need to know how to determine the equations of trigonmetric functions by inspecting their graphs? Learn how. Learn how to use trigonometric functions to calculate the sides of a right triangle. Need to know how to solve a matrix-form linear equation in algebra? From Ramanujan ...more
Looking for instructions on how to solve linear equations with multiple variables and constant terms? Look no further. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. And, thanks t ...more
If you use Microsoft Excel on a regular basis, odds are you work with numbers. Put those numbers to work. Statistical analysis allows you to find patterns, trends and probabilities within your data. In this MS Excel tutorial from everyone's favorite Excel guru, YouTube's Excel ...more
In this math tutorial, you will learn how to simplify square roots with product and quotient rules. To begin, you will need to multiply the square roots so that the two square roots in your equation are reduced down into one. The rule for non-negative "A" and "B" is that the s ...more
This video is an instructional guide about Graph Linear Equations presented in algebraic form. It is an easy to follow, step by step guide to solving such equations using the graph intercept formula. The first example equation is Y = 2x -1 over y = mx + b. The video then shows ...more
YAYMATH In order to use rational functions in intermediate algebra, Robert Ahdoot begins by setting values to the functions f(x) and g(x). He then adds these functions together, with the equation (f+g)(x). After addition comes subtraction, using the equation (f-g)(x). And fina ...more
Are you horrible at math? Are you unable to calculate the area of a triangle? This video will teach you how to calculate the area of a triangle! By showing you every step towards solving the area of a triangle slowly, it feels as though a tutor is actually teach you in person. ...more
In this Math Made Easy tutorial the instructor shows how to multiply rational equations. He states that multiplying rational equations is simply a process of simplifying equations, in which he says that first the polynomial equations should be factorized. He further shows how ...more
Doina Popovici's video explains how to calculate the area of a ring. She takes us really slow, down to all the steps of this process. It's very important that she explains every math formula and operation so you cannot get lost into this solving. The video uses nice pictures a ...more
In another installment of Math Problem Generator this video shows how to find the area of a trapezoid. First it displays the dimension of the triangle, with the corresponding formula to find the area. This quick and easy demonstration shows how to plug in the correct dimension ...more
Are math problems getting you down? Well this should be of some help. Here is how to find a missing angle inside of a triangle. Now the first thing to remember when solving this type of question is that the sum of all the three angles inside a triangle is equal to 180 degrees. ...more
Getting errors when trying to crunch your numbers in Windows Excel can be frustrating, but with this fun and easy to follow guide to remove the "#DIV/0!" error. When the computer thinks you're trying to divide by zero, it produces an annoying error, but by following this video ...more
Get help with your math homework and learn to find the area of a trapezoid by watching this video. Following along while four examples are solved, the viewer will learn how to calculate the area when all the required measurements are given and will learn to calculate distance ...more
A video from free math tutoring that teaches you a method of factorization of a complex polynomial. The tutor shown in the video demonstrates how to factorize common functions of a variable by the factor method. This video isn't for advanced learners of mathematics. It is for ...more
This video is a great one on learning about evaluating fractions. The voice explains how to first plug in the numbers given for each variable in the fractions. He also explains the importance of simplifying the top and bottom first before simplifying the entire fraction. He al ...more
Central limit theorum is easily one of the most fundamental and profound concepts in statistics and perhaps in mathematics as a whole. In probability theory, the central limit theorum (CLT) states conditions under which the mean of a suffiently large number of independent rand ...more
This is an educational video from The Free Math Tutor which explains how and why should we expand fractions. This video is basically for kids who have just been introduced to fractions in mathematics. The presenter explains using two examples, the above process. The first exa ...more
Having problems with cubes. For some people, mathematics doesn't come easy, but there are tricks to solving certain problems, like squares and cubes. Check out this math video tutorial to learn how to get cubes in math with mysterious Vedic methods. This is a mysterious metho ...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
Want to get back at your teacher for setting a ridiculously difficult test? Why waste time? Do it during the exam. There's really no particular order below, just so you know. 10. The Elder Wand As far as this kid's academic prospects go, Skyrim's the limit. BAAAZINNNGG! Ima ...more
This is an educational site where we can learn about math lessons with example videos, interactive practice problems and can do self-test. The associate teacher in the video teaches us about fraction problems. She has written four numbers on the board, which is 1 1/4, 1 1/2, 1 ...more
When you see a problem involving a fraction, don't freak out. Dividing fractions is actually fairly easy once you learn the simple formula of how to do it. Math can be scary, but don't give up. Follow these simple steps, and soon you'll be dividing fractions like a pro. Step ...more
Not all polygons are tessellation shapes. A tessellation is a collection of figures that can be put together to fill a plane surface without overlaps or gaps. I’m sure that you have already seen many tessellations in real life. The tiles in the kitchen and the puzzle you have ...more
To some, SCRABBLE is just a board game to play during family game night or during a casual get-together. Others think of SCRABBLE as a mere hobby. But with any activity, there will always be fanatics—the ones who would rather sell their soul than stop—the ones with a constant ...more
On Yay Math, Robert Ahdoot, founder of Yay Math, will show you some square root functions and some inequalities. He begins with the problem y=x². Then he makes a sketch with two intersecting lines in a t shape. The problem is illustrated by a curved U shape, the U's bottom res ...more
Today isn't actually Pi Day, but I was unable to get this article out in time. Pi Day was actually yesterday, March 14th (3.14), so let's call this a post-Pi Day treat! I've usually stuck to computers and security in the past, so I thought I'd toss things up a bit and give yo ...more
A game labeled as 'educational' usually spells its death among hardcore gamers. The educational game genre is mostly intended for children, and games that appeal to children often lack the sort of widespread appeal that makes them commercially successful. Many people play gam ...more
In our media-enriched world, past and present, SCRABBLE has made a name for itself, whether deliberately, subconsciously, or influentially. You may have a read a book that had the popular word game within a chapter, watched a movie that showed your favorite characters bringing ...more
It may seem elementary to some, but there are still those (especially young children) who cannot add two numbers together. The easiest way to start out with addition is with the number line trick. This math video shows you the quick trick to learning simple addition problems. ...more
In this math made simple series of tutorials the author shows how to find a percent of a number. He shows that to compute x percentage of something we need to movie decimal point in the percentage number two places to the left. There fore to compute the percentage of a number ...more
Evidently, when you are thinking about a problem, you use up glucose. This can be seen by monitoring blood glucose as people work on math problems and the like. Roy Baumeister conducted an experiment where the subjects solved math problems. Just before solving some of the pro ...more
Nerds get a bad rap most of the time, but on Halloween, everyone wants to be one. However, not everyone knows how to geek it out without going too far. There is a limit, even for nerds, and these eight Halloween costumes are nerdy times pi. #1. Mozilla Firefox Costume Dressi ...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
How much screen time is too much for a child? Should you let your children have a smartphone or tablet? What age is appropriate to introduce them to technology? These are just a few tough questions parents face. Research has shown that kids age 8-12 spend up to six hours a da ...more
The first annual Snap Partner Summit kicked off on Thursday in Los Angeles, and with it came some new products announcements, several of which enhance Snapchat's already robust augmented reality powers. Among the new releases, the big standout is an interface change that the ...more
Antibiotic use in infants has been associated with a host of childhood conditions later in life. Yet when an infection is suspected in a newborn, usually a sample of their blood is drawn to check for the presence of bacteria and 5 to 8 percent of them receive antibiotics while ...more
Becoming a competitive candidate in IT and Data Science takes more than knowing a few coding languages and being good with computers. To really stand out from the crowd, your knowledge should be extensive and your experience should be diverse. The 2021 Complete Computer Scienc ...more
Let's say you're using your iPhone's Calculator app, and you're knee-deep into a complicated calculation with many steps. You type in a large number, for example, "123,466,789," but mess up. You meant to type "5" midway through but accidentally typed "6" instead. The only thin ...more
When a firm like Techstars believes that augmented reality is an attractive industry to invest in, there's a high probability that it's right. As an accelerator and investor, TechStars has raised nearly $4 billion dollars in funding for more than 1,000 companies, with nearly ...more
An innovative new wound dressing has been developed by a research team at Lodz University of Technology in Poland that uses crustacean shells to create a bandage that packs an antimicrobial punch — and even more potential to help solve a global problem. Bandages typically hel ...more
A group of researchers from Stanford University and Princeton University has put together the largest RGB-D video dataset to date with over 1,500 scans of over 700 different locations across the world, for a total of 2.5 million views. This dataset, called ScanNet, has been s ...more
Well, first things firsts, it's been awhile! I'm sorry the series has been dead for a little bit, but I recently hit some personal relationship issues and needed to take some time to think. But, now that it's all said and done, the dust can settle and we can start training aga ...more
Security is a priority for many when they first set up their mobile devices. Nobody wants to have a stranger or nosey friend go through their phone and discover risqué photos or embarrassing text messages. These days, the closet is gone—everyone keeps their skeletons in their ...more
IT is a competitive field, and finding success requires more than knowledge of a couple of coding languages or knowing how to google really well. To stand out among your peers and competitors, you should learn everything you can and get as much diverse experience as is availab ...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
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
Spotlight, Apple's selection-based search system, received a major facelift on Mac OS X Yosemite. Packed with dozens of new features, such as a central search window and increased app suggestions, the reworked Spotlight was a breath of fresh air. While the Spotlight Search to ...more
Welcome back, my greenhorn hackers! I began this series on scripting awhile back to teach all aspiring hackers how to write some basic scripts for hacking and reconnaissance. Without developing some basic scripting skills, the aspiring hacker will be condemned to the realm of ...more
Nvidia's decades-long development of graphics processor units (GPU) for PCs has given it a major leg up in the driverless space. Lead by charismatic founder and CEO Jensen Huang, Nvidia has recently extended its engineering knowhow to add neural networks for machine to its GP ...more
Hello people again, I wrote my last post about crypto about 10 months ago, now I will introduce something not fresh for the science, but fresh for the people who wants to learn. In my http://null-byte.wonderhowto.com/forum/cryptography-0161538/ post of crypto concepts, there i ...more
Today's smartphones and tablets offer a great way for children to learn through interactive sight, sound, and touch, but they can also provide hours of genuine fun. If you have a spare tablet laying around—or at least a nice, durable case—the only thing you need to get your ch ...more
One of the biggest problems in data security is authentication of data and its source. How can Alice be certain that the executable in her inbox is from the venerable Bob, and not from the not-so-venerable Oscar? Clearly Alice wants to know because if this file is actually sen ...more
If you hate matching images, typing letters and numbers, solving math problems, and sliding puzzle pieces for CAPTCHA human verification, you'll love Apple's newest privacy feature for apps and websites. Generally, CAPTCHAs can be a massive nightmare on mobile devices. They a ...more
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Dial These Secret Codes to See if Someone Is Hijacking Calls & Texts on Your iPhone
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Crack Password-Protected Microsoft Office Files, Including Word Docs & Excel Spreadsheets
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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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Mastering the Fundamental Building Blocks for Creating In-Game Machines
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Use Burp & FoxyProxy to Easily Switch Between Proxy Settings
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Clone Any Android App on Your Samsung Galaxy Phone Without Using Any Third-Party Tools
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Make Siri Say Whatever You Want Every Time You Connect Your iPhone to a Charger
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The Complete Guide on How to Build a Crystal Radio—Plus How They Work
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