How to Find Complex Number

Ingredients 101 : The Secret Powers of the Humble Radish

The Spanish and Portuguese introduced many things (some desirable, some not, depending on your POV) to Mexico in the sixteenth century: Christianity, language, and lots of flora and fauna. Among the flora were radishes, a root vegetable which was briskly inducted into the loc ...more

How To : Exploit Development-Everything You Need to Know

Step 1: What Exploit Development Is and Why Should I Be Interested on About This Topic An exploit is a piece of software, a chunk of data, or a sequence of commands that takes advantage of a bug or vulnerability in order to cause unintended or unanticipated behavior to occur ...more

Vidify : The Best Automatic Video Editor App for the iPhone

There’s a race on to see who'll be the Instagram of moving pictures. This makes sense, since many of our phones are clogged with video that, so far, no one is going to see. Wouldn’t it be great if there were a simple app that could take our video content, edit it for us, and t ...more

How To : The Ultimate Guide to Customizing Your iPhone

Cases and stickers are always great, but they aren't the only way to customize an iPhone. The software on your device is full of customization options, from a better-looking home screen and cooler lock screen wallpapers to app icon changes and a system-wide dark mode. There's ...more

How To : 18 Siri Commands Every iPhone Owner Should Know

Siri can perform many actions for you on your iPhone, such as sending messages, providing information, getting directions, looking up a contact, and playing music. Still, there are even more important Siri voice commands that every iPhone owner should know — even the ones who ...more

How To : Introduction to Modern Cryptography

Cryptography is the science of keeping secrets, or more specifically, the science of disguising them. As a point of fact, cryptography has progressed quite a bit farther and now encompasses file and message integrity, sender authentication, and pseudo-random number generators. ...more

How To : Port Your Mobile Phone Number to Google Voice

Want to stick it to your mobile carrier by porting your cell number to Google Voice? Now you can! On Wednesday, January 19th, Google Voice began allowing select users to transfer their personal numbers to Google Voice for a one-time fee of $20. Though the feature is still in ...more

How To : Reverse Check a Phone Number

Prank Calls, Masked NumbersWho is calling your phone or your child's? Pranksters use a lot of tricks to make sure they can get on your nerves. Being able to trace prank calls is important because you're not going to learn much from your Caller ID, since most prank callers use ...more

How To : Calculate compound interest in math

In this video, we learn how to calculate compound interest. Start with your example of investing $2000 at 3% interest over four years. Now, write down how much you have at the start of year one. To find the percent of this you will need to simply do the amount divided by one h ...more

How To : Play chords on acoustic and electric guitars

Checkout this helpful interactive tutorial for learning acoustic or electric guitar. See how to learn chords for acoustic and electric guitars. The Guitar Chords section allows you to choose between electric or acoustic guitar, find any number of chords and hear them played on ...more

How To : Use the Blender Make Links tool

When you begin working with complex scenes, you'll often find yourself applying the same material to a multitude of objects, which becomes quite time consuming. By using blender's "Make Links" tool you can quickly apply a single materials to as many objects as you'd like. Whet ...more

How To : Build deck stairs with This Old House

Watch this video from This Old House to learn how to make deck stairs. Steps: 1 Determine the width of each stair tread. 2 Use 4-foot level and tape measure to find the total rise of the staircase. 3 Divide total rise by number of steps to find height of each riser. 4 Set fra ...more

How To : Evaluate factorials with a TI-83 calculator

The factorial of a number n can be defined as the product of all positive integers that are greater than 0 but less than or equal to n. Almost every scientific calculator has a built in "factorial" function. This makes the really cumbersome process of multiplying each number ...more

How To : Find all of the hidden Rare Books in Fable 3

Fable 3, like many modern 3rd person games it seems, has a Banjo Kazooie-like number of random collectibles for you to find to enjoy the entire game experience. One of these sets is Rare Books. There are a ton and tracking them down takes a long time, so watch this video to le ...more

How To : Do real hanging alternate twisting knee tucks

Learn how to do real hanging alternate twisting knee tucks. Presented by Real Jock Gay Fitness Health & Life. Benefits Add a tough twist to your abs routine with twisting knee tucks. You'll hang from your hands and swinging your bent legs to one side and then to the other sid ...more

How To : Use AGGREGATE instead of SUBTOTAL in MS Excel 2010

New to Microsoft Excel? Looking for a tip? How about a tip so mind-blowingly useful as to qualify as a magic trick? You're in luck. In this MS Excel tutorial from ExcelIsFun, the 664th installment in their series of digital spreadsheet magic tricks, you'll learn how about how ...more

How To : Use GPS maps and the compass on the Apple iPhone 3G

Right out of the box, iPhone is incredibly easy to use. If you want to get the most out of every feature, you’ve come to the right place. This video tutorial straight from Apple will teach you how to use GPS maps and the compass on the Apple iPhone 3G. The iPhone redefines wha ...more

How To : Hack Google Search to find things more quickly

Though the Google home page may appear simple, its search tool is anything but. This quick clip from the folks at CNET TV demonstrates a number of the search engine's most obscure and most useful features, all certain to help you to find your desired information more quickly. ...more

How To : Use imaginary numbers and quadratic equations

Need a little help with your math homework? No problem, the Math Centre offers students video tutorials that will provide as a reference guide for self-study. Students get self-study resources targeted to the needs of individual courses, and teachers gain generic mathematics s ...more

How To : Easily balance a chemical equation

In this video, we learn how to easily balance a chemical equation. In a balanced equation, there should be the same number of atoms on both sides of it. There are no rules that explain how you get a balanced reaction from expression. First, start on the molecule or compound th ...more

How To : Watch TV on your iPhone with Joost

In this tutorial, we learn how to watch TV on your iPhone with Joost. First, you will need to download this application to your phone. After you do this, click the icon that is on your phone. Once you are on this, you will be directed to a page with different options. Click on ...more

How To : Twist & tie a balloon flower

In this free balloon art tutorial, learn how to twist and tie a balloon flower perfect to present to a crowd during the spring! To make this balloon creation, you will be using the complex and adaptable "April Flower Technique". Your Balloon Man, Mr. Fudge, is full of balloon ...more

How To : Use a protractor in geometry

Omar, Hayley, Gary, and Autumn teach us how to use a protractor. They give a bit of information from About.com on the history of protractors. They are used to measure angles. The first protractor was used to help with navigation and invented in 1801. To measure an angle, line ...more

How To : Use Voice Control on the Apple iPhone 3GS

Right out of the box, iPhone is incredibly easy to use. If you want to get the most out of every feature, you’ve come to the right place. This video tutorial straight from Apple will teach you how to use Voice Control on the Apple iPhone 3G. The iPhone redefines what a mobile ...more

How To : Make origami Japanese tumblers

Grand Illusions is a site for the enquiring mind. This how to video demonstrates how to make Japanese origami tumblers. Your wonderful & charming host represents Grand Illusions, an amazing toy, magic & illusion web shop and gallery. Description from the amazing Grand Illusio ...more

How To : Calculate Faster Than a Calculator

When you need to crunch numbers quickly — and I mean really quickly — there's a cool method you can use to multiply two numbers together in just a few seconds. This is great when you need to speed through multiplication homework, and is also good for impressing your math teac ...more

How To : Rewrite radicals using complex numbers

A complex number is half real (a) and half imaginary (bi), just like that Edward Cullen who makes your heart thump realistically but whose sparkly chest makes you wonder if he's something more. Explore the land of glittery vampires and fake boys by learning how to rewrite rad ...more

How To : Add and substract complex numbers in algebra

Math has always had the reputation of being nonimaginative, dry, and straight to the point, but mathematicians like to have fun, too! Perhaps that's why they invented imaginary complex numbers dealing with "i." Turn math homework into playtime by watching this video on how to ...more

How To : Find the median of a set of numbers

This is a how-to-video which demonstrates techniques to find the median of number in a series. This demonstration takes the following example. Example: 7 day forecast SAT – 58, SUN – 61, MON – 61, TUE – 55, WED – 53, THU – 61, FRI – 54 The 7 day forecast examp ...more

How To : Find the Percent Given Two Numbers

Whether you're shopping for deals, need help with a little math, or any number of other occasions, it's a valuable skill to know how to quickly figure out a percentage given two numbers. Let's say you're shopping and you come across a pair of shoes that are normally $45, but ...more

How To : Solve basic percentages

In this video tutorial, viewers learn how to work out basic percentages. The key is to always find 10% of the number first. To find 10%, divide the number by 10. It's very simple because you simply move one decimal to the left. Once you have found the 10%, you can simply find ...more

How To : Simplify square roots in math

In this video the instructor shows how to simplify radicals. A radical is nothing but another name for a square root. To find the square root of a simple number the first thing that you need to do is factor it. If you need to compute the square root of a number, you first need ...more

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