Efficient Operation Search Results

How To: Make your home more energy efficient

Saving money is the name of the game during any rough financial period. There are many ways to do so, but one of the most obvious ways is by doing it in your home. Being energy efficient is a great way to not only save some green, but be green as well. So in this tutorial, you'll learn a few tips on how to make your home more energy efficient. Enjoy!

How To: Solve equations with the order of operations

In mathematics, the order of operations define the priority in which complex equations are solved. The top priority is your parenthesis, then exponents, followed by multiplication and division, and finally addition and subtraction (PEMDAS). This video tutorial demonstrates the order of operation with various examples and explains the associated methodology. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autod...

How To: Work with decimal numbers in prealgebra

You can do simple decimal calculation with out using a calculator once you understand the basic concept of decimals. In decimal equations when you have various operations between decimal numbers, you have to go by the order of operations in simplifying it. The order of operations states that you have to first divide, then multiply and at last add or subtract the remaining terms. You have to work the operations from left to right. Use a calculator only when you are required to multiply or divi...

How To: Speed up conditional formulae with VLOOKUP in MS Excel

hether you're interested in learning Microsoft Excel from the bottom up or just looking to pick up a few tips and tricks, you've come to the right place. In this tutorial from everyone's favorite digital spreadsheet guru, ExcelIsFun, the 35th installment in his "Highline Excel Class" series of free video Excel lessons, you'll see an efficient IF function formula get beat by an even more efficient VLOOKUP function formula.

How To: Use boolean operations in Inkscape

In this software tutorial you will learn how to use boolean operations in Inkscape to combine or remove two shapes. Boolean operations are an important part of modeling in 2D or 3D and give you a way to make fast and accurate shapes. So watch and learn how to work with booleans in Inkscape.

How To: Follow the order of operations in basic mathematics

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 unpack and solve problems requiring use of multiple mathematical operators at once.

How To: Use the order of operations to evaluate expressions

Need help figuring out how to tackle complicated mathematical expressions? 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 use the or...

How To: Apply order of operations in algebra

In algebra, "order of operations" essentially means solving first for exponents or roots, then multiplication, division, addition and subtraction. The steps for the order of operations also require attention to mathematical grouping symbols, such as parentheses and brackets. 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 footst...

How To: Find the order of operations with fractions & decimals

In this video, the instructor shows how to find the order of operations with fractions and decimals. If you have an equation with both fractions and decimals, you can convert the decimals to fractions, or fractions to decimals to have the entire equation in either decimals or fractions. In this video, the instructor shows how to do this in either way. To convert fractions to decimals, just divide the numerator with the denominator. This method cannot be used if the decimals are repeating deci...

How To: Intersect models in Google SketchUp

Did you know you can intersect models when working in Google SketchUp? If you didn't, that's because the intersection tool is only available from the contexts menu. This SketchUp tutorial will show you how to find the tool and use it to intersect SketchUp objects. These operations are similar to boolean operations you'll find in other 3D modeling softwares.

How To: Make an octopus and a squid out of hot dogs for a bento box

Bento Boxes might be the most esthetically pleasing and efficient means of lunch storage on Earth. Part of this is the awesomely shaped food within, originally shaped to fit into the bento boxes but now done with creativity and flair. This video will show you how to cut a hot dog into an octopus or a squid that will fit into a bento box, ensuring extra enjoyment for whoever will be eating your bento.

How To: Create an XML-driven video player using Flash CS4

XML video players are the most efficient and accessible type of video player that you can put on your website from both a user and a web designer standpoint. This video will teach you how to create one and put it on your website using Flash CS4 and Actionscript 3. After your do this, you will have saved yourself many future headaches by making it easier to modify and add videos in your player.

How To: Make your own solar panel

In this video, we learn how to make your own solar panel.The amorphous solar glass is the cheapest but it's also the least efficient. You can do anything you want with these and they are durable. The hexagon cells are the most efficient and most expensive as well. The poly crystalline is almost 2 watts a piece and can be purchase in lots of any size. You have to tab these cells together and they are extremely fragile. Be careful when you work with these. To make these, you will solder tabbing...

How to Play Battlefield: Bad Company 2 - Operation Aurora

At the very beginning of Battlefield: Bad Company 2, you and your squadron are floating down a river behind enemy lines. At first, you're just watching and learning, then you finally gain some control and learn how to use your weapons and make your way around the battlefield. Watch this video walkthrough to learn how to complete the prologue Operation Aurora in Bad Company 2 on the PS3.

How To: Decide between a top or front load washer

In this video tutorial, viewers learn the differences between a top and front loading washing machine. This video will describe the good and bad factors of each one. The front loading washing machine is energy efficient, uses only 15-18 gallons of water and cleans more efficiently. The only downfall is that the front loading washing machine has a higher costs. The top loading washing machine uses 45-50 gallons of water and does not clean clothes as efficiently. It is not energy efficient and ...

How To: Identify similar terms in polynomials

In this tutorial the instructor shows how to identify similar terms in a polynomial equation. He states that in similar terms the variables and their exponents are exactly the same but they may differ in the co-efficient. He shows how to identify similar terms by using some examples. He shows that a change is even the co-efficient makes them dissimilar terms. Similar terms can be further added as the variable of both the terms is same. This video gives an idea of what similar terms are and ho...

How To: Help your RV water heater run more efficiently

RV water heaters can be easily made more efficient by loosening one or two screws that hold the U-tube tight. Sometimes the orifice that connects the gas valve and the U-tube is not aligned properly with the U-tube, and the loosening of one screw or the other will allow the straight alignment of the orifice and U-tube. After loosening the screws and realigning the U-tube, simply tighten the screw and the water heater will be more efficient because the perfect gas and air mixture will be present.

How To: Use efficient power to crush a golf ball

Want to crush the golf ball as far as you can? Four-time Long Drive Champ Jason Zuback knows all there is about how to crush a golf ball. Listen to his advice and in no time you'll add yards and tear up the golf course. Learn how to use efficient power to crush a golf ball.

How To: Begin drawing with line control techniques

Learn how to avoid sketchy and redundant lines as you are learning to draw. This instructional drawing video demonstrates how to draw using a point-to-point technique. If you decide ahead of time on the lines you will need, you can achieve a loose and efficient drawing style. Use this technique to try drawing squares, circles and replicating complex patterns. You will begin to convey yourself as a skilled artist when you draw with efficient lines.

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