Divide by 0

How To : Simplify expressions involving absolute value

Need to know how to simplify expressions involving absolute values? It's an absolute cinch. Learn how with this free video lesson. From Ramanujan to calculus co-creator Gottfried Leibniz, many of the world's best and brightest mathematical minds have belonged to autodidacts. A ...more

How To : Find oblique asymptotes of rational functions

This is a great instructional video on how to find oblique asymptotes of rational functions. Let us take the example f(x)= x square+4x-12 over x-6. Now we have to find the horizontal or oblique asymptotes of this rational function. The higher power here is x square which is at ...more

How To : Use cross products to solve proportions

To solve a proportion for a variable you should employ cross multiplication. The basis of cross multiplication is the property which states that the product of the numerator of one fraction and the denominator of what it is set equal to is equal to the product of the remaining ...more

How To : Make a photo wallet

Corinne from crafts beautiful magazine teaches how to make a photo wallet. Get an A4 colored paper. Fold about an inch on both short edge and one of the remaining 2 longer edges. Bring the top part to the bottom of the longer edge and tuck it inside the fold. Divide into three ...more

How To : Understand adding and subtracting fractions

The video creator attempts to teach us how to add and subtract fraction. He goes very slowly and assumes that the viewer only has a very basic knowledge of math. He starts with a division of a pie. If we were to divide a pie into four pieces, you would get four pieces of a pie ...more

How To : Make a pentakis dodecahedron out of balloons

The amateur shows how to make a pentakis dodecahedron of balloons. This balloon has 90 bubbles and is made out of six balloons. Its a good balloon exercise to do to challenge your balloon making skills. On the shape there are either six or five balloons meeting in one space. I ...more

How To : Do synthetic division in intermediate algebra

In this free video math lesson YAY MATH, we learn how to divide a polynomial by a linear factor (e.g., x - a) using synthetic division. With mathematics, as with anything else, not everyone progresses at the same rate. Algebra is no exception. Happily, in the age of Internet v ...more

How To : Write equations in pre-Algebra

This is a video tutorial in the Education category where you are going to learn how to write equations in pre-Algebra. Write an equation that represents the following sentence and then solve the equation. The product of n and 6 is 12. That's n multiplied by 6 or 6n = 12. We wa ...more

How To : Understand negative exponents

In this video, we learn how to understand negative exponents. The one rule you have to remember is when you have a number with a negative power, then you need to divide it over one. You can take this term and put it in the denominator of your fraction to make it a positive exp ...more

How To : Calculate a limit at infinity with a radical

In this video, we learn how to calculate a limit at infinity with a radical. The idea is to take out the higher power of 'x' in the denominator first. If the x squared is under a radical, take that out so you're left with just 'x'. After this, divide every term by 'x'. Once yo ...more

How To : Double french braid your American Girl Doll's hair

In this tutorial, we learn how to double French braid your American Girl Doll's hair. First, part the hair right down the middle so you have the left and right side. After this, pull one of the sides into a pigtail. Next, go to the other side and grab a small section from the ...more

How To : Change fractions to decimals

In this tutorial, we learn how to change fractions to decimals. Once you learn how to do this, it can help you learn more levels of math. Start out with easy problems and work your way up to more difficult ones. First, try rewriting the equation. Take your top numerator and di ...more

How To : Understand and determine equivalent fractions

In this video, we learn how to understand and determine equivalent fractions. If you have an equation with an equivalent fraction, you will first multiply the first numerator by the second denominator. Then, you will divide this answer by the denominator of the first fraction. ...more

How To : Find the area of a trapezoid

In this video, we learn how to find the area of a trapezoid. The formula to figure out how to find the answer is: Area= 1/2x (base1 x base2) x height. Now, find the bases and the height of the trapezoid. Remember that the height must always be perpendicular to the bases. Once ...more

How To : Change fractions to decimals

In this tutorial, we learn how to change fractions to decimals. First, you will need to divide the numerator by the denominator. The numerator is the top number and the denominator is the bottom number. Once you get this number, you will end up with a decimal instead of a frac ...more

How To : Calculate your GPA

In order to calculate your cumulative average (GPA), you need to know the value of the grades you receive. The grades you receive in your classes are based on the grading scale of each instructor in your classes. Your cumulative average is the resulting value of all of the gra ...more

How To : Find the length of a side of a triangle using sine

In this video tutorial, viewers learn how to find the length of a triangle using sine. This task is very easy, fast and simple to do. This formula can only be done on right triangles. Begin by finding the angle first and figure which trigonometric ratio to use. Then find which ...more

How To : Insert a horizontal line in Microsoft Office 2007

In this video tutorial, viewers learn how to a horizontal line in Microsoft Office 2007. Begin by clicking on the Page Layout tab and select Page Borders. Then click on Horizontal Line. Scroll through the list and select a type of horizontal line. When finished, click on OK. U ...more

How To : Add mixed numbers in fractions with math

In order to add mixed number in fractions, in a math problem, you will need to focus on the denominator. The denominator is the lower number in the fraction. The top number is called the numerator. When you look at the denominator, you should try to figure out if the denomina ...more

How To : Calculate your waist-to-hip ratio

In this video, we learn how to calculate your waist to hip ratio using a tape measure. First, measure your waist round your belly button and write down what number it is. Next, measure your hips around the largest part of your butt, and then write down what number you get for ...more

How To : Make tangy watermelon spritzies with Sandra Lee

A watermelon spritzy is just like summer itself: effervescent, light, and cheery. Composed of grenadine, lemon lime soda, some mint, and watermelon, this tangy drink is great for humid summer days lounging by the pool. The drink can also be served at BBQs for an unexpected com ...more

How To : Use log to solve for an unknown variable

Thinking of an unknown exponent as a cat stuck in a tree, you will see how to bring down the exponent by using the the log function. In other words, you will be utilizing the Power Law to bring the exponent down in front of the log function. In this slightly more complicated e ...more

How To : Simplify rational expressions in algebra

Mathematical expressions containing binomials create double the pleasure for math geeks because they get twice as much expressions to solve. Ensure your mathematical journey never ends by watching this video on how to multiply and divide rational expressions. A series that's ...more

How To : Change percents into fractions

Fractions are numbers written in the form a/b, where a, b are integers. Fractions can also be expressed in the form of percents by multiplying the value of the fraction with hundred. So we can always change percents to fractions and also fractions to percents. Remember that pe ...more

How To : Perform the Faro Shuffle card trick

To do the Faro shuffle card trick, first divide the deck in half. With practice you should be able to accurately make an even division. Hold your left hand underneath the deck and your right hand on top of the deck. Use the two halves to square up the deck. Go in on an angle, ...more

How To : Style a cute heart shaped little girl hairdo

This video shows the method to style a heart shaped hair on a little girl. In the first step, do a zigzag part on the hair and pulling the sides to a pigtail. Part the hair till the ear before tying the pigtail. Wet the pigtails and put some pomade on it to make the pigtail st ...more

How To : Find the mean o a set of numbers

"Mean" is really the average on a set of numbers. The video uses the temperatures on a weather report as an example of a data set. Start by adding the temperature numbers of the week up. After you have the total, divide that number by 7, because you used 7 numbers in your data ...more

How To : Find percent by mass & percent composition

In chemistry you come across problems which ask you to find the percent by mass and percent composition of each element in a chemical compound. To do this the first step is to compute the molar mass. Use the periodic table to look up the mass of individual atoms and multiply i ...more

How To : Find the length of a segment using the midpoint II

First of all in the given question you have to write down the values of the total length of the line segment, PS=15. The length of the line segment, QR =3. Now you have to find the value of line segment RS. Because you know that the Q is the midpoint of the line segments PQ an ...more

How To : Find density using the water displacement method

To find out the density of any given object there is a simple equation, mass divided by the volume equals the density. In this video a lady is showing how to get the volume of three objects using water. First the objects are measured on a scale to find out how much they weigh, ...more

How To : Cancel out in basic algebra

This video gives you brief tutorial on simplifying expressions, or canceling out common factors. He starts out by answering the question "What is canceling?" and demonstrates a basic example. You find the greatest common factor between the numerator and denominator, which you ...more

How To : Do a reverse French braid like Lauren Conrad

This video shows how to make an inside-out French braid across the front of the head. First divide the hair into three pieces like a normal braid at the very front off to one side. Instead of braiding the normal way, make the middle piece go over the top alternately on the lef ...more

How To : Figure out the area of quadrilaterals

Quadrilaterals are four sided shapes that are closed. They are polygons. Quadrilaterals can be classified broadly in two ways. If the quadrilateral has a two pair of parallel sides then it falls in to the parallelogram category. Further now it can be broken down in to other sh ...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 : Solve for X in algebra

This video demonstrates how to solve for X in algebra. The equation taken for this is 2X+4=10.The first thing you have to do to solve this equation is to get X by itself on one side of the equation. In order to do that you take the number that does not have X with it and do th ...more

How To : Shuffle your cards in sleeves in 2 different ways

Two techniques to shuffling cards in sleeves are the brick shuffle and the sleeve shuffle. These are not shuffling methods that casinos use. To do a brick shuffle, put your deck of cards in one hand and use the other hand to quickly move stacks of cards into different places i ...more

How To : Simplify an exponential expression in algebra

In this Education video tutorial you will learn how to simplify an exponential expression in algebra. There are neither audio nor typed instructions in this video. It is a demonstration of the steps involved in the process. To do this, simply expand the exponentials and then m ...more

How To : Build an impact cracker with a penny

You will need a penny, a roll of caps, and a seloptape to make an impact cracker with a penny. First take the roll of caps and rip off of the beginning and end parts that are without caps. Then divide the roll of caps in half and take one half of the roll and start folding it ...more

How To : Do criss-cross corn rows

Criss-cross corn rows are a stylish way to maintain your hair. This video tutorial demonstrates how to braid hair with criss-cross corn rows. Begin by dividing the scalp into four parts, with one line extending from ear to ear, and the other crossing down the center of the hea ...more

How To : Install Ubuntu in a RAID 0 array

RAID, or Redundant Array of Independent Disks, lets you divide and replicate data among multiple hard disk drives for information storage security. This video tutorial demonstrates how to install Ubuntu in a RAID 0 array. Before starting, you'll need at least 2 hard drives and ...more

How To : Create an Excel spreadsheet to calculate your GPA

Open Microsoft Office Excel. Across the top notice letters (columns), along the sides are numbers (rows). The columns and rows can be extended by highlighting sections and right clicking and choosing the high of the row. You can also select to add a border, and change the orie ...more

How To : Make a lemon semifreddo

With this simple recipe you will be enjoying a great dessert in no time. This recipe is for lemon semifreddo and to begin you want to crack 4 large eggs into a mixing bowl. Next, you want to add 1/2 of sugar plus another tbsp or two and whip up the mixture until it's light and ...more

How To : Multiply integers together

In this video the instructor shows how to multiply and divide integers. When multiplying or dividing two numbers if the signs of the two numbers are same then the sign of the result is a positive number. When multiplying or dividing two numbers if the signs of the two numbers ...more

How To : Solve word problems with proportions

In this video the instructor shows how to use proportions to solve fractions. When you have a proportions problem with an unknown term, cross multiply and divide it to get the value of that unknown term. For example if given 7/8 = m/4, cross multiply 7/8 with 4, giving 7/2 whi ...more

How To : Bake Spumoni cookies for the holidays

Learn how to make layered spumoni cookies for the holiday season in this simple tutorial. First, melt 1 oz of unsweetened chocolate and soften two sticks of butter. Cream butter together with one egg, half a cup of sugar, and a teaspoon of vanilla. Add in 2 1/4 cups of flour a ...more

How To : Style an inverted French braid

To make an inverted French braid you will need a hair spray bottle, a brush, and a rubber band or a cloth band. First of all wet your hair using hair spray and take almost two inches of hair from the front. Divide your hair into three parts and start making an invert braid. Fr ...more

How To : Do long division problems

In this tutorial the instructor shows how to perform a long division through an example. He gives a simple method where takes the first left most number, with minimum possible digits that can be divided by the divisor, and tries to divide it by the divisor and this gives the q ...more

How To : Figure out the price of something at a discount

In this tutorial the tutor shows how to work around with discounts. He shows how to find out the price of an item after discount is applied to it. He says that this is a regular situation faced by us when we visit shopping malls etc., Now he says that we need to multiply the o ...more

How To : Convert between fractions, decimals, and percents

In this tutorial the author explains of how to find out percentages of a given number. He explains that x percent of some number y is x multiplied by y and divided by 100. He goes on and explains this concept with numerous examples. He suggests a short cut to move the decimal ...more

How To : Steal Beyoncé's hair from Single Ladies

Ashley Fierce unlocks the secrets of getting hair like Beyoncé Knowles in her video "Single Ladies." You can start out by straightening your hair and putting on a plastic headband in order to tame any short baby hairs you might have. Use hairspray to tame the front and sides o ...more

How To : Understand and find the mean, median, and mode

The Mean is the average number, the Median is the center of the group and the Mode is the number that shows most often. Example of Mean: 24 + 25 + 35 = 84 (Divide by three because that is how many numbers there are and that should give you 28 which is the average number out o ...more

How To : Create a brochure in CorelDRAW Graphics Suite X4

Roger Wam will show you how to creating a brochure in CorelDRAW graphics suite X4. Begin by changing your page to A4 and the view to landscape. Create a page frame and then divide it to thirds. Add a second page for a double sided print job. Remember to number pages. Cleaner b ...more

How To : Calculate average acceleration

In this video the author explains how to calculate average acceleration along with some real world examples. Now if we subtract the starting speed of a moving vehicle from its maximum speed and divide it by the time taken to reach the maximum speed from the initial speed you w ...more

  • Hot
  • Latest