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
Learn how to factor the special products of polynomials 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 Internet, it's easie ...more
This video walks you through the steps of factoring special products. 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 video will make you feel like ...more
To say we're a nation of coffee-lovers is putting it mildly. Americans consume 400 million cups of joe in one day alone, but how well do we actually know our morning BFF? We know it comes from a bean, and that more coffee drinks exist than there are ways to skin a pig, but wha ...more
Social engineering makes headlines because human behavior is often the weakest link of even well-defended targets. Automated social engineering tools can help reclusive hackers touch these techniques, but the study of how to hack human interactions in person is often ignored. ...more
Sure, you could muster up hundreds of dollars to have you hair done by a professional hairstylist on your wedding day, but why do so when you can do just as great a job on your own (or with the help of a friend)? Do your already wedding budget-pressed wallet a favor by checki ...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
This lesson describes the method to find the factors of a trinomial, which consists of three terms, by grouping. First of all, factor out the greatest common factor (GCF), and write the reduced trinomial in parentheses. Let the terms of the trinomial be written in order of exp ...more
I was shooting last Friday and for a particular shot I wanted a special on a product; I wanted it focused, but soft. Unfortunately we had run out of flags to cut it so my Key Grip came up with a great DIY solution: cut a hole in black wrap, put it on a stand a few feet away f ...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
This is a video tutorial in the Education category where you are going to learn how to apply the 6th Law of Exponents. The 6th law of exponents says, to raise a product to a power, you can multiply each of its factors by the same power. For example if you have (acm) to the pow ...more
The following are the steps to describe how-to factor a number: 1. First we go into factoring a number we first need to know the prime numbers 2, 3, 5, 7, 11, 13, 17, 19, 23 etc. 2. Basically factoring a number means writing the given number a product of two numbers. 3. Let u ...more
More than often, lawyer commercials tend to be the butt of many jokes. Fact is many lawyer commercials are just plain awful. Is it because the style is heavily commercialized? Is it because the end product is what the client wants? Or is it a combination of two factors-- the c ...more
In this video, we learn how to follow three rules to balance chemical equations. The first rule is that you need to start by balancing elements that appear in only one reactant and one product. The second rule is that you need to multiply through by common factors. You must re ...more
Watch this video to learn how to multiply fractions by fractions. First multiply the top numbers together. For example, if you have 3/5 * 4/7, multiply 3 * 4 and put your product on top of the fraction you will get as a product. Next, multiply the bottom numbers together and p ...more
If you've ever been asked to find the GCF, or Greatest Common Factor, of a series of numbers or algebraic expressions, check out this video to learn how. The methods for finding the greatest common factor for a series of numbers and for an algebraic expression are similar. S ...more
It's only a patent, so don't get too excited (though I have to admit, I'm already pretty excited). Via PatentlyApple, "On March 19, 2010, Patently Apple presented a special report titled 'Apple Files a Mysterious Projector Patent' which provided an overview of pico projector ...more
In this video the instructor shows who to simplify radicals. If you have a term inside a square root the first thing you need to do is try to factorize it. First factorize the numerical term. Write down the numerical terms as a product of any perfect squares. Now split the ori ...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
In this video the instructor shows how to factor a trinomial with negative leading coefficient. Most of the students are confused when they have to factor a trinomial with a negative leading coefficient. But there are many ways to solve these kind of problems as shown in this ...more
This video offers some insight into a few more difficult concepts of mathematics by teaching you how to multiply algebraic fractions. Given polynomials in fraction form, you should first try to factor all your polynomials into their simplest form in the hopes that some factors ...more
Weddings are expensive, but there is a way to have all the glamour and beauty of a wedding day without it costing a fortune. The least expensive days to have a wedding is mid-week - Monday to Thursday. The ideal mid-week day to have a wedding is the night prior to a public/ba ...more
Today's article serves as a general guide to keeping Windows 7 and Vista clean. The goal is to clean up your messy computer and have it running at maximum performance in no time. The question at hand is—what is your computer's performance like? Not great? Do you think it coul ...more
Good skin care begins with knowing what kind of skin your have, what special issues you have, and what products work best for your skin. In this video we show you how to identify your skin type and choose skin care products that best suit you. Skin Care Routine Healthy diet a ...more
Now that the Magic Leap One is officially out in the wild, users are already beginning to find out exactly how it works and what it might be useful for in the augmented reality space. But there are still other, more unique questions that remain unanswered. That is, until now. ...more
Apple just unveiled a red iPhone and iPhone 7 Plus, dubbed the iPhone 7 (PRODUCT)RED Special Edition, to commemorate the ongoing global fight against AIDS. Apple fans the world over are sure to swarm in and gobble up the initial stock shortly after the new color is released at ...more
Snapchat has already found a compelling way to create advertisements in augmented reality with their branded filters, but they continue to experiment with new ways to monetize the bridging of the real and digital worlds. Their latest idea, which requires users to "snap" an ima ...more
Microsoft recently announced that they're producing HoloLens units fast enough to keep up with demand, which means you can acquire up to five dev kits right now—if you've got the $3,000 fee for each one. The HoloLens will likely cost a good amount less after Microsoft makes i ...more
A sizzle reel just released by augmented reality cloud company 6D.ai shows off what kind of hyper-realistic AR experiences developers can build with its SDK. For its forthcoming game Dragon Duel, developer Happy Giant created an AR dragon that can climb real world objects and ...more
When I first found out about Nreal, back in the spring of 2018, the most interesting thing about the company's story was the founder's background. Chi Xu, the CEO and founder of Nreal, previously worked at Magic Leap as a software engineer. Earlier this year, when I met Xu a ...more
It's no surprise that Costco has great deals, and that's why millions pay annual fees for the privilege to shop in their wholesale outlets. Just take their hotdog and soda combo for $1.50—it's the same price now as it was 27 years ago. The best thing about Costco is that you ...more
The world of augmented reality has seen a myriad of different products, from sensor-laden smartphones to robust holographic headsets, but Google Glass's failures nearly killed the middle ground. Based on our hands-on time with a prototype, LAFORGE Optical did what Google coul ...more
Perhaps in tribute to the season premiere of Game of Thrones, Google Glass is demonstrating that what is dead may never die, as Alphabet's X (formerly Googlex) has revealed that the Enterprise Edition of the smart glasses are now available to businesses. Two years ago, the te ...more
Welcome back, my rookie hackers! Several of you have written me asking about where they can find the latest hacks, exploits, and vulnerabilities. In response, I offer you this first in a series of tutorials on finding hacks, exploits, and vulnerabilities. First up: Microsoft ...more
On Friday, audio giant Bose emerged as the latest, and perhaps the most surprising company to announce that it's planning to release augmented reality smartglasses. There's just one problem: these smartglasses don't present any visual content whatsoever. The wearable is asso ...more
If you consider yourself a regular coffee, tea, or hot chocolate drinker, you probably have a kitchen cabinet full of stained mugs that refuse to scrub clean. Thankfully, there is a better solution that doesn't involve continuing to fight those stains with a sponge, bleach, an ...more
Dengue fever is a danger to anyone living or visiting tropical or subtropical regions. It can be hard to detect the infection in its earliest and most treatable phase, especially in children. Luckily, new research highlights better techniques for triaging the disease in infect ...more
The Augmented World Expo is winding down in Santa Clara, where Qualcomm, Vuzix, and Meta Company were among the companies making big announcements. But some of tech's biggest players still made news outside of AWE. Apple is looking for talent with augmented reality experience ...more
Apple has introduced a special edition iPhone 8 and 8 Plus to bring attention to the ongoing worldwide battle against AIDS. As the second iPhones to carry the (PRODUCT)RED name, these rare iPhones may quickly sell out when preorders open up on Tuesday, April 10, at 5:30 a.m. ( ...more
Have you ever heard the expression "Dress for Success" or "Clothes Make the Man"? When you're wearing a perfectly fitted designer shirt, something inside just shouts, "I look good" and when you genuinely think that, those feeling are radiated outward to all your come in contac ...more
The original iPhone SE was, for some, the perfect iPhone. It brought back the popular one-handed form factor of the iPhone 5 but packed in the internals of the then-new iPhone 6S. Now, the second-generation iPhone SE is here for 2020, but can it live up to what made the first- ...more
Augmented reality hardware maker Vuzix came to the rescue of a vision-impaired student in Pennsylvania today by delivering a pair of Vuzix M300 Smart Glasses to enhance her eyesight. Alyssa Baxter, a student at Portage Area Junior-Senior High School in Pennsylvania, was born ...more
Termite poop and biofuels — what's the connection? New research into termites' intestinal comings and goings describes a process that may speed the development and lower the cost of fuels made from plant matter. Energy sources are a big deal, and the global economy currently ...more
5G is undoubtedly the future of mobile networks, and there's a good chance your next phone will have it. But just like with 4G, as carriers race to get the best 5G coverage, the ones running behind are abusing marketing terms to make themselves seem further ahead than they act ...more
Since starting as a simple messenger with self-destructing pictures, Snapchat has grown into a full-fledged social media platform. As features were added, new permissions were requested, and we're all probably guilty of just tapping "OK" to try out the latest and greatest. But ...more
Kick Ass Review Part 3: Conclusions [Spoiler Alert! Plot points are discussed from the movie and comic in this section!] Big Daddy as a selectable character presents problems for the story in the game. In the movie and in the comic, Bid Daddy dies. As a playable character th ...more
The process of trying out new augmented reality and virtual reality hardware is as personal as it gets. Bottom line, if you can't directly try these immersive devices on, it's difficult to really understand the benefits they can bring to your life and work. That's why the Cov ...more
After numerous scandals like the Equifax data breach and the 2016 US election, cybersecurity has become a significant issue for Americans. Unfortunately, anytime we use our devices, we're open to a cyber attack — especially when we browse the web. However, there are ways that ...more
Choose and buy a Guitar - A beginners guide to the Guitar. The guitar is one of the most popular musical instruments there is, appealing to both the young and the not so young and spanning different musical genre's such as blues, pop, rock, classical and many more. So, Im gu ...more
Over the past several weeks, I’ve had the pleasure of test driving Samsung’s next big thing, the Galaxy S4. After putting the GS4 through its paces, I have a clear picture of what this device is capable of. I’ve covered the features of the device before, and now I’ll tell you ...more
For so many of us, bakeware is bakeware. As long as it's oven safe and able to tolerate the high heat, it's fine to bake in, right? Wrong! Don't Miss: 7 Must-Know Guidelines Bakers Swear By There's more to bakeware than we realize: the different casserole pans, baking sheet ...more
While Microsoft dominated the augmented reality news at this year's Mobile World Congress, a small AR startup we've covered in the past arrived in Barcelona, Spain, to unveil the next phase of its mission. This week, China-based Nreal made the potential mass adoption of its N ...more
Apple caught a lot of flak for removing the headphone jack in their iPhone 7 models, but they definitely got the last laugh when preorders with a delivery date of September 16 sold out within minutes. Headphone jack or not, the iPhone 7 and 7 Plus are still highly desirable pr ...more
When you're gaming on your Android phone, does it sometimes feel "slow" and you can't figure out why? That means a drop in performance, which is when the frame rate dips, causing some noticeable stutters and lag. There's not really a way to know what's wrong unless you made th ...more
With YouTube TV and DirecTV Now starting at $40/month, and others like Sling TV offering an eye-catching $25/month plan, streaming cable services may sound like a great way to cut costs while cutting the cord. But when you look at all the factors, the price you pay may very we ...more
If you've ever turned on an episode of Iron Chef or Top Chef, chances are you've seen a contestant in gloves and goggles, yielding a canister that looks far more fit for a chemistry lab than for a kitchen. Wonder what's in the canister? Liquid nitrogen, the go-to tool/ingredie ...more
It finally happened! In a world of "go big or go home," Magic Leap has finally done something other than tease us with vague promises and rendered video concepts. Although, other than actually showing us what the developer's kit will look like, it seems little more than a slig ...more
For the uninitiated, it can be difficult to buy that special hacker in your life a perfect holiday gift. That's why we've taken out the guesswork and curated a list of the top 20 most popular items our readers are buying. Whether you're buying a gift for a friend or have been ...more
It's common knowledge these days that Apple puts great cameras into their iPhones. So, it probably comes as no surprise to learn that the iPhone 12, 12 mini, 12 Pro, and 12 Pro Max sport some excellent shooters. What you might not know, however, is that these cameras are quite ...more
You don't have to be a frequent flyer to know how indispensable navigation apps have become. Many of us rely on these apps for traveling from state to state and getting around in foreign cities, but even more of us count on these apps to beat rush hour traffic and find the qui ...more