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How To: Divide complex numbers

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 support and study materials for use with students.

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 support and study materials for use with students.

How To: Write the square root of a negative complex number

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 support and study materials for use with students.

How To: Multiply complex numbers

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 support and study materials for use with students.

How To: Represent complex numbers with the Argand Diagram

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 support and study materials for use with students.

How To: Find the complex conjugate of a complex number

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 support and study materials for use with students.

How To: Calculate the modulus and argument of a complex number

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 support and study materials for use with students.

How To: Find the polar form of a complex number

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 support and study materials for use with students.

How To: Use InDesign CS4 smart guides

Before InDesign CS4, placing image content and aligning it on the page without the use of guides and frames would be difficult, but with the new smart guides feature, InDesign has given users the tool to accomplish these tasks without a lot of layout preparation. Watch and see how easy it is to place content with smart guides in InDesign CS4. Use InDesign CS4 smart guides.

How To: Use QR codes to store or retrieve data within an image

QR codes allow you to quickly and easily store and retrieve data within a single image. Much like barcodes at grocery stores, QR codes are images that can be scanned to discover data, such as an online website URL. Additionally, they can also be created by inputting text data into a QR code generator. Try scanning some of the QR codes in this video with an app on your phone or tablet to see how they work!

How To: Draw Gizmo from the "Gremlins" with Wizard

We don't remember much about the 1984 movie "Gremlins," but we do remember the adorable protagonist/lead Gremlin Gizmo! Who can forget his big, pleading eyes, doll-like stature and chubby tummy? Our four-year-old selves swooned over the fantasy that we could own our very own Gizmo as a pet. Unfortunately for us, our pipe dreams went bust when we discovered that Gizmo shockingly wasn't real, but at least we can still recall the tender days of yore by drawing this Gizmo character.

How To: Create a realistic lightning storm effect in Blender

Add energy and excitement to your scene with lightning! During this tutorial you will discover how to quickly model a detailed lightning bolt, make an object disintegrate, create light flashes, add glow and glare effects in the compositor. Whether you're new to the Blender Foundation's popular open-source 3D computer graphics application or are a seasoned digital artist merely on the lookout for new tips and tricks, you're sure to be well served by this free video software tutorial. For more ...

How To: Calculate the area of rectangles and triangles

Need to know how discover the area of a triangle or rectangle? 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 big test). With this installment from Internet pedagogical superstar Salman Khan's series of free math tutorials, you'll learn how to find the area and peri...

How To: Add symbols and emoticons to your text on Facebook

Here we learn how to insert secret symbols from your keyboard onto Facebook or any other regular program. This only works on PCs, sorry Mac users! By holding down the alt key and pressing numbers on the keypad from 1-9 and beyond, we discover there are many different symbols that pop up. There are smiley faces, arrows, numbers, punctuation marks, and various other random symbols. Exploring these on your own is simple and will show you everything there is to choose from. You can get creative w...

How To: Kirigami a praying mantis

Discover Kirigami, the art of paper cutting. This beautiful Kirigami captures the moment of the Mantis in prayer. Just download, print, cut and assemble, it's easy. It's better than giving a card, it's giving a piece of art. Best of all, you can make them again and again. Download this pattern for free at http://www.easycutpopup.com.

How To: See Nearby Recommendations from Brands via Curated City Guides in iOS 14's Apple Maps

When you're in a new city or even your own neighborhood, you might not know where the best places to visit are. The number of parks, restaurants, shopping centers, and other attractions could be overwhelming, so how do you narrow down your choices? The new iOS 14 update has introduced curated city "Guides" in Apple Maps, created by trusted brands to help you find excellent places to explore.

IRC Guide: Making a Bot

Hello fellow Nullbytiens, I'm Washu, a long time commenter but first time poster. Today we'll be making an IRC bot, if you haven't seen OTW's post about the new IRC channel I would encourage you to go check it out. He does a good job at explaining what IRC is and how to get set up.

News: Hetero, Gay or Bi? Bed Your Soulmate in Dragon Age 2

When you grab a video game off the shelves, finding love is probably not your end goal. Most games focus on letting the player shoot guys, order other guys to shoot guys, or build houses. Mass Effect 2 comes closer than most titles to offering virtual romance, but the relationships are shallow and strictly heterosexual. I found whoring my way around the Normandy much more satisfying as a gameplay option than developing an emotional connection to another character.

How To: Unroot a Motorola Droid phone and restore it to stock settings

The Motorola Droid is getting a little long in the tooth, but it is still a remarkably capable phone with full keyboard, which makes it almost unique among it's Android-based competition. If you've rooted your phone (good for you!) and for some reason want to go back to the stock configuration that your phone was in when you took it out of the box, this video will show you how to do it. One good reason is if you want to update your phone's firmware, which will not work if you phone is rooted ...

How To: Stencil paint your walls with help from the Home Depot

This is a step by step tutorial on stencil painting your walls, brought to you by The Home Depot. Beginning with a brief description of the art of stenciling, you are then shown the materials you will need to proceed. Next, you are shown how to prepare your room and surfaces. The goal will be to use a single stencil in multiple positions. The stipple method of application is stressed to achieve a multi-dimensional application. Two colors are used to give the added dimension of shadow to the i...

How To: Use Facebook's social plugins all over the web

Facebook has added (yet another) brand new feature to their ever-expanding website. This new tool is called "social plugin" and it actually works all over the web. Now, Facebook will follow you wherever you go online. If you are on a completely different site (a news site for instance or a blog) you will see a little Facebook widget in the corner. You can then "Like" what you are reading or see if your friends "liked" it before you. This will then be published to your profile on Facebook for ...