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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: Make wool mittens

Olivia shows how to make ‘Woolen Mittens’ in this video, by recycling an old sweater! She begins by washing an old sweater in cold water. After washing, she puts the sweater in a dryer at high heat mode, to shrink it. The washed, dried and shrunk sweater is then placed on a table. The required length of the mitten is decided, taking care that the bottom end of the sweater shall be placed at the point where the mitten ends on the arm. The arm is then placed on the sweater and a mark is made ab...

How To: Replace a sky in Photoshop

Photoshop is the perfect program to use when you want to make adjustments to photos you have taken. You can really make a sky pop in any of your pictures by using Photoshop to manipulate the color by following this tutorial.

How To: Grouped Notifications in iOS 12 Makes Browsing Alerts on Your iPhone Way Less Annoying

Apple's linear Notification Center has been scattershot at best since iOS 9 when we could group notifications by app. Without any type of grouping ability, the notification history becomes more of a nuisance of random alerts based on time alone, making it a treasure hunt to find the notification wanted. Now, iOS 12 has addressed this issue, bringing back groupings — with improvements.

Hack Like a Pro: Digital Forensics for the Aspiring Hacker, Part 8 (More Windows Registry Forensics)

Welcome back, my fledgling hackers! Let's continue to expand our knowledge of digital forensics, to provide you the skills necessary to be a digital forensic analyst or investigator, as well make you a better hacker overall. In your attempts to enter a system or network undetected, it is key to understand what a skilled forensic investigator can learn about you, the alleged hacker.

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: Survive in Dark Souls with a few easy tips

Are you playing through Dark Souls and having flash backs to all those times you died in Demon Souls? IGN is here to help you with several tips and tricks on surviving. This guide shows you good spots to grind, what gift to pick for your character, and where to get the Sorcerer's Catalyst item that will allow you to cast magic in the game, even if you aren't a magic user.

How To: Win a game against the Eagles in Madden NFL 12

The Eagles may very well be the most played team in the Madden NFL 12, and for good reason--they're the strongest team in the game. Don't worry about forfeiting games when you see them on the other side, with this guide from EA Sports you'll learn how to slow down Michael Vick, use a Sugar Blitz for a strong defensive play, and take advantage of their weak lineback and safety.

How To: Get rid of a cockroach problem as a homeowner

Need some help figuring out how to deal with a cockroach problem? Let this video be your guide. Getting rid of cockroaches is easier than you'd think! It's so easy, in fact, that this clip can present a complete overview in about two minutes' time. For all of the details, and to get started dealing with your own roach problem, watch this video guide.

How To: Conform & overcrank 60p footage to 24p slow motion in Adobe After Effects

This clip presents a guide to overcranking footage shot on a Canon DSLR camera like the 7D or T2i to a lower frame rate for a high-quality slow-motion effect. Whether you're new to Adobe's popular motion graphics and compositing software or a seasoned video professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch t...

How To: Use the Hand tool in Adobe Illustrator CS4 or CS5

This handy guide presents a complete overview of how to use the Hand tool to make your way around the Art Board when working in Adobe Illustrator CS4 or CS5. Whether you're new to Adobe's popular vector graphics editing software or a seasoned professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch this free video ...

How To: Play Atacama Desert on Onslaught Mode in Battlefield: Bad Company 2 (Hardcore)

After watching this two-part walkthrough, you'll be able to master the Atacama Desert map on the Onslaught Co-Op DLC mode for Battlefield: Bad Company 2. And we're not kidding, because this video guide is played on Hardcore Difficulty, the toughest of the difficulties. It might be a good idea for you to complete Hardcore Difficulty with a full squad of 4 players: 2 Engineers, 1 Assault, and 1 Medic.

How To: Get 3 stars on level 1-20 of Angry Birds for the Apple iPad

Need help figuring out how to beat Theme 1, Level 20 of Rovio's Angry Birds for the Apple iPad? See how it's done with this gamer's guide, which presents a complete walkthrough of the process. With the right technique, you'll find it quite easy to beat. For more information, and to get started beating level 1-20 of this whimsical puzzle game yourself, watch this helpful video guide.

How To: Create a vivid eye color effect in Adobe Photoshop CS5

Looking for a quick guide on how to really make your model's eyes pop when retouching a digital photo in Adobe Photoshop CS5? This clip will teach you what you need to know. Whether you're new to Adobe's popular raster graphics editing software or a seasoned professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch ...

How To: Survive a Zerg rush in StarCraft 2

Looking for a quick guide on how to withstand a Zerg raid when playing as a Terran in Starcraft 2? It's easy! So easy, in fact, that this clip can present a step-by-step overview of an effective defense technique in about under twenty minutes. For more information, and to get started defending your own Terran base, watch this video guide.

How To: Remove an object from a white background in Adobe Photoshop CS5

Looking for a guide on how to quickly extract a person or thing set against a white background with Adobe Photoshop CS5? This clip will teach you what you need to know. Whether you're new to Adobe's popular raster graphics editing software or a seasoned professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch this ...

How To: Create paper-style masks in Adobe Photoshop Elements

Looking for a guide on how to create realistic paper masks in Photoshop for crumpled paper effects? This clip will teach you what you need to know. Whether you're new to Adobe's popular raster graphics editing software or a seasoned professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch this free video guide.

How To: Change eye color using Adobe Photoshop CS5

Interested in changing your eye color in Adobe Photoshop CS5? It's easy! And this guide will teach you everything you'll need to know. Whether you're new to Adobe's popular raster graphics editing software or a seasoned professional just looking to better acquaint yourself with the program and its various features and filters, you're sure to be well served by this video tutorial. For more information, including detailed, step-by-step instructions, watch this free video guide.