Need a little help figuring out how to factor the difference of two square? Learn how with this free tripartite video math lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. A ...more
In this video the instructor shows how to factor the difference of squares using a formula. The formula to find the difference of squares can only be applied if you have two perfect squares. The formula is (a * a - b * b) = (a - b) * (a + b). That is the difference of squares ...more
For more advanced math, you will need to use the difference of squares in order to factor certain polynomials. This video offers the basic technique for this factoring method as well as a few examples to get you started. In order for this factoring technique to work, you will ...more
A video that demonstrates one of the basic techniques involved in factorizing an equation that contains the difference of two terms which are also perfect squares themselves and are equated to 0. The solution to such type of problems is easy and simply involves factorizing on ...more
In this video the instructor shows how to factor the GCF and difference of squares. When you are asked to factorize a number or monomial or a polynomial, the way to do is break it down into individual terms. When asked to factorize a binomial, try to pull out any common terms ...more
In this video the instructor shows how to factor a general quadratic polynomial. Here the first step is to identify the coefficient of the squared term. Write the reciprocal of the numerical coefficient of the squared term out side and write two separate parenthesis which are ...more
Need to know how to factor the sum or difference of two cubes? 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 belonged to autodidacts. And, thanks to the Int ...more
In this video, the instructor shows how to factor trinomials. An equation is a trinomial if it has three terms. If you factor a trinomial, you are left with two binomials which are the factors of the original trinomial. Multiplying them would result in the original trinomial. ...more
Greetings aspiring hackers. I have observed an increasing number of questions, both here on Null-Byte and on other forums, regarding the decision of which USB wireless network adapter to pick from when performing Wi-Fi hacks. So in today's guide I will be tackling this dilemm ...more
The Pixel 3 XL versus Galaxy Note 9. Stock Android versus Samsung Experience. When I began this comparison, I thought the Pixel 3 XL would be unfairly outmatched. But after looking at the specs side-by-side, you'll see a different picture. This year, Google delivered a worthy ...more
Bluetooth 5 was announced and made officially available on December 7, 2016. It comes with a handful of improvements to speed, range, maximum device connectivity, and anti-interference from other nearby devices. While this might be great for those special few who use Bluetooth ...more
In the case of Apple Watch v. Fitbit, the winner comes down to the judge at hand. Apple currently offers two smartwatches — the Series 5 and the Series 3 — while Fitbit offers three models — the Fitbit Versa 2, Fitbit Ionic, and Fitbit Versa Lite. Whatever your assumptions abo ...more
For some of us, winter puts the brakes on apps like Pokémon GO since smartphone screens usually only respond to bare fingers. Nobody wants to be that guy who caught frostbite chasing a Sneasel. When you use normal gloves, the display's sensor simple doesn't activate, so that d ...more
There's a common saying that separates cooks from bakers: baking is a science, while cooking is an art. When baking, one little misstep can alter the texture, taste, and consistency of any recipe. Yet it doesn't have to be a scary science—forget your not-so-happy high school ...more
As you're surely aware, your phone can be used against you. Thanks to our cameras and microphones, a clever hacker can obtain access to your device and invade your privacy. But spying isn't limited to just these two sensors — gyroscopes, proximity sensors, QR codes, and even a ...more
The microwave oven is a monumental technological achievement that's saved college students and single people from starvation for decades. Almost 97% of all American households have one, which makes it the most-owned kitchen appliance in US homes right after the refrigerator. ...more
As we enter the second half of 2018, rumors for the second season of flagships have started to emerge. On the Android side, this means the latest iterations of the Google Pixel, Galaxy Note, LG V series, and Huawei Mate. Thanks to FunkyHuawei and XDA, we now have some solid ru ...more
You can feel it in your bones. You may die if you don't get this phone. There's just one problem — the price. Suddenly, you come across what seems like manna from heaven. That very device, at a deeply discounted rate, can be yours. The only thing that makes you pause is that ...more
Stories are everywhere in social media today, but that wasn't always the case. In 2013, Snapchat introduced the world to these temporary windows into our daily lives. Since then, stories have infiltrated other popular apps. However, to stand out, you can't solely rely on the a ...more
For many, phones are starting to replace televisions as the primary device for watching videos. Thanks to their portability and easy to use apps, it's often simpler to watch Netflix, Hulu, YouTube, or Prime Instant Video on the smaller screen. But not every phone is suited to ...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
Walsh, a new community under construction on 7,200 acres of former ranch land near Fort Worth, Texas, will one day contain 15,000 homes. To sell prospective home buyers on the development before it is fully built, Republic Property Group is leaning on technology. A high-spee ...more
The new iOS 14 for iPhone arrived Wednesday, Sept. 15, 2020, alongside iPadOS 14, and there are a lot of features to uncover. Improved widgets. Better home screen customization. Exciting Messages improvements. New abilities in Camera and Photos. There's so much here that it'll ...more
Remember the arcades? Were you saddened when they closed up one by one, leaving no outlet to actually go out and socialize while you played video games? With all the home consoles and internet connectivity, gaming has evolved, but the social factor has been eliminated. Sure we ...more
If there ever was a day to eat green candy, St. Patrick's Day would be it. But is there something better than the banality of green candy swarming the streets on St. Patty's Day? Yes—glowing green candy, and Instructables user BrittLiv wants us to show you how it's done. She ...more
SCRABBLE. To some it's just a game, but to me it's life or death. Well, not really, but it feels that way anyway. On a normal weekend, a game becomes much like Jon Thomas' "friendly game of death Scrabble." Video: . When I'm playing a game of SCRABBLE, my friends are not frien ...more
In a recent arbitrage tip, we showed you the secret to making money fast by buying and selling the same thing over and over again on eBay. But there's one thing you need to know about the buying part—get the lowest price possible! This article aims to show you some of the best ...more
Toss aside that Sudoku. Take a stab at the new craze to hit the Times: KenKen. New York Times puzzle editor Will Shortz introduces KenKen and gives a brief play-by-play demonstration of this new puzzle craze. In this video, Will Shortz speaks about how he found out about and ...more
Watch this fine art video tutorial to learn how to draw the differences between male and female faces. Make sure to pause the video after each step and look at the screen every few seconds while you are drawing. "Let's look at the differences of the male and female skull firs ...more
The Interactive Lab Primer (ILP) has been developed as part of the Royal Society of Chemistry Teacher Fellowship Scheme, one of the themes of the Chemistry for Our Future program, and initiative which aims to secure a strong and sustainable future for the chemical sciences in ...more
I am writing this quick post in response to the recent earthquakes and tsunamis that are affecting Japan. As soon as the news broke, and we began to hear of tsunami warning for our area, I immediately realized how under prepared I was for a natural disaster. The thing that dro ...more
Choosing the right axe for you There are many choices and factors when it comes to buying a new electric guitar. Price, style, quality and comfort are major players. Many new guitarists start off with a box set, one that includes a guitar, amp and cable. These are good for t ...more
First off, don't be frustrated. YOU CAN DO IT! Contrary to the message in the image above, it's NOT over. It's just beginning. And when it comes to solving the New York Times crossword puzzle, the old cliche does apply: practice makes perfect. I've read quite a few books and ...more
If all things go well, you'll only have to take your road test once. That's the goal: to ace your test on the first try and then start driving on your own. Granted, it's a nerve-racking experience, but keep in mind that the California Department of Motor Vehicles wants you to ...more
This video shows the method to write a logarithm as a sum or difference of logarithms. The square root of the term given is taken out as half according to the rule. Then the numerator and denominator is divided into product of factors. This is broken into the difference of num ...more
The concept of Scrabble and Words with Friends is the same—play words, score points, win. But the games require different strategy in terms of letter placement, premium squares, tile point values and word choices. Here's the main differences between the two games. Scrabble ha ...more
In order to simplify complex variables, you must first consider the numerical values separate from the variable. In the case of 24x/48x, you would look at the numbers alone to see if they have any factors. These numbers have the number 6 in common. So, divide it by 6. This wil ...more
robichaudd teaches you how to simplify square roots. When you're dealing with variables, even powers and you want to find out the square root of it, you follow the process. Divide the power by the root, which is two, because it's a square root, that gives you what comes out. I ...more
To make a paper gift box is one of the simplest projects that you can create on your own. In order to do this you need some materials: a Square of Paper, a Pencil, a Ruler & a Folding Bone. Take any size square of paper and draw two lines diagonally from corner to corner. This ...more
What's the Difference Between Ales and Lagers People often ask me, "Nick, what is the difference between Ales and Lagers?" Well, as you may or may not know, there are two types of beers -Ales & Lagers. All beers are made from the basic combination of water, hops, malts, and y ...more
Hello again ! This is the second part to Fingers from a Hand Analysis perspective.Where as the first Video just covers basic introductions to the Fingers, this part two Video takes things a little bit further and examines ......Finger Shape ;- Length suggesting mental speed, M ...more
Aesthetic Houses: What are they? If you've played Minecraft for some time now, you most surely know how hard it is to build a great looking house to live in, that meets both your vision of your dream house and expectations for functionality. This brings us to the definition: ...more
As much as I love Scrabble, the iPhone and Android versions of the game are just not as much fun or as fast paced as Words with Friends. I play both, but I'm most active on Zynga's version of the mobile word game because it's quicker to make moves, doesn't take as long to upda ...more
A square root of a number is a value which when multiplied to it self gives you the original number. The square roots of perfect squares are whole numbers. Like square root of 9 is 3, because 3 times 3 is 9. Similarly square root of 81 is 9 because 9 times 9 is 81. Others numb ...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
This is the demo showing how match quadratic equations in the graphs. Plug in x=0. So everything with x cannot disappear. There is only one negative three in the equations. Let's look at the equations that has the four as y in the set. One of the difference between each equati ...more
Doug Simms online shows how to simplify the radical in a mathematical equation. If you need to brush up on your learning this video can help. Start by finding what is the largest square of the number in your radical. If that number can be solved then solve it, put the answer o ...more
Computer Science Professor Francesco De Comité has a fantastic gallery of mathematical images on Flickr. As part of this collection, he has a few hundred images of real or rendered polyhedra made out of paper or playing cards which he calls "slide togethers." These are constru ...more
Introduction Ever wished those flabs of fat would just disappear? Ever envied those models with skinny flat stomachs that no matter how hard you try, you just can't get? You've come to the right place. Even those of you who can't resist leaving a single morsel left on your pl ...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
If you're always taking blurry and underexposed pics with your mobile device, try using some of the tips below to turn your phone into a valuable photography asset. It doesn't matter if you have an iPhone, Android smartphone, or even a first-gen camera phone... you can still t ...more
I love SCRABBLE, but sometimes it's hard to find an opponent who'll play a classic, tournament style game in person. Don't get me wrong—I play on the computer and iPhone all of the time, but it's just not the same as an in-person match. This leads me to stray every now and the ...more
Color Correction: Put Your Best Foot Forward via Hurlbut Visuals My first experience with the 5D DI color correction was for the Terminator Webisodes produced by the Bandito Brothers through Wonderland Sound and Vision. McG asked me to be the Director/Cameraman for these al ...more
No matter how hot it gets in your home this summer, you can bet that it’s even hotter in your attic. All that heat in your attic gets transferred to the ceiling below, which will in turn heat the interior of your house. One way to solve this problem is to cool your attic with ...more
If you're like me, you were always jealous of the kids with rich parents who got to ride around in their own Power Wheels cars. Now that I am tall enough to sell my body and time, I find myself attaining childhood dreams like buying my own Power Wheels car. I would not have ch ...more
Welcome to Minecraft World! Check out our tutorials, post to the community corkboard, and come play on our free server! Tired of building the same old TNT cannon over and over again? Looking for something explosive to occupy your time for the next few hours? Try making this a ...more
I don't know what I'd do without my computer. I can't do my job without the internet. I communicate with employers, friends, and family through emails, video chat and Twitter. I schedule meetings and plan deadlines. I bank. I shop. I read the news. I play games. I watch my fav ...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
Welcome to Minecraft World! Check out our advanced tutorials and come play with us on our free server. Gathering resources can be an exhausting business. Hours can be spent collecting feathers for arrows or in search of enough Ender pearls to find a stronghold. Luckily with e ...more
When it comes to social engineering, Null Byte is here to show you how it's done. Social engineering is the key fundamental to unlocking tons of possibilities and opportunities in your everyday life. So, what is social engineering? Social engineering can be called many things. ...more