Divide Square Roots

In this video the instructor shows who to simplify radicals. If you have a term inside a square root the first thing you need to do is try to factorize it. First factorize the numerical term. Write down the numerical terms as a product of any perfect squares. Now split the ori ...more

If you are given an equation of ellipse in the form of a function whose value is a square root, you may need to simplify it to make it look like the equation of an ellipse. Now equate the function to a variable y and perform squaring on both sides to remove the radical. Now si ...more

In this video, the instructor demonstrates how to solve radical equations and inequalities. If you have an equation that contains radicals, re-,arrange the equation so that all the radicals are on one side and the integers are on the other side. To cancel a square root from an ...more

YAYMATH. This video is a demonstration of usage of the distance formula to find the distance between two given (x,y) points. In this video, the tutor guy who is teaching the distance formula to his students takes an example of two (x,y) points such as (5,-1) and (11,7). He the ...more

Learn how to factor perfect square polynomials and how to solve equations using the square root property. 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 Interne ...more

This 3D modeling software tutorial shows you how to make a squirkle in Zbrush 3.1. What's a squirkle? it's a square circle divided down once - perfect for faces! Sculpt in Zbrush with this piece of geometry and you can never go wrong.

This is a video tutorial in the Arts & Crafts category where you are going to learn how to make origami llamas. Take a square sheet of paper and fold it in half. Open the fold and then fold each half further in halves. The sheet is now divided in to 4 parts. Next fold the oute ...more

Parallelogram is a quadrilateral in which both pairs of the opposites are parallel. To find the area of a parallelogram first draw the diagram of a parallelogram. Parallelogram can be further divided into squares and rectangles. To calculate the area of both of these kinds of ...more

Jacky Liao and Tony Liao describe the main attributes of Sudoku and provide tips on how to solve the puzzle. Sudoku is a popular puzzle just like crossword. It is a puzzle of a 9X9 square sub-divided into 3X3 squares. You have to fill each column and row with digits 1 through ...more

It is easy to find out that right triangle is only half of the square. And again there is a rectangle with a triangle shaded in red color. The red triangle is half the area of the rectangle. But to calculate just the area of triangle, we can calculate the area of the rectangle ...more

Do you know how they divide your hair into sections when you are at the salon? Though it is never easy to reproduce what they do at the salon, but you can do the same thing as best you can (and next time you are at the salon, watch closely to see how they do it). You are going ...more

In this video, Shirley shows her viewers an effective way to multiply your red fountain grass in order to create more grass from a single plant. After the growing season, find a large, overgrown patch of grass and use a shovel to dig out a section by the roots. After planting ...more

If you want some large, bold foliage in a border during the summer, canna lilies take some beating. They are really easy to grow either in the border or large pots and produce large paddle shaped leaves and tall flower spikes. Canna lilies aren't hardy plants so unless you liv ...more

Radical expressions are those in which the radical symbol (under root sign denoting the square root or the nth root) is present (either multiplied or added). Solving these is a bit tricky, but involves similar algebraic maneuvers in a different way. This video begins with an ...more

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

In this tutorial, we learn how to use the distance formula for two points. The distance formula is D= the square root of (X2-X1) squared, plus (Y2 minus Y1) squared. It may look confusing, but it's just a derivation of a theorem. First, find the two points that you have and gr ...more

In order to simplify complex variables, you must first consider the numerical values separate from the variable. In the case of 24x/48x, you would look at the numbers alone to see if they have any factors. These numbers have the number 6 in common. So, divide it by 6. This wil ...more

In this Games video tutorial you will learn how to play the Pente (Pentagon) marble game. It's a game of skill and strategy played on a 14" square hardwood game board. It can be comfortably played by 2 people or two teams. Teams do not have to be balanced (two against one, thr ...more

Area of a triangle can be calculated when you have the length of its base and height. In this case the area is 1/2 times the base and its height. If you do not know the height of the triangle but know the lengths of all the sides of the triangle then you can calculate its area ...more

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

Exponent of a number is nothing but the number multiplied to it self the exponent number of times. So five squared it equal to five multiplied to it self. Now when an exponential number is divided with another such number the result is the number raised to the different of the ...more

In this Arts & Crafts video tutorial you will learn how to make a six-sheet 3D paper star with origami. Take three pairs of paper; each pair of different color or take six pieces of paper of the same color. The paper should be square size. Fold the paper in half, open the fold ...more

In this video, you will learn how to find the area of a rhombus. The formula is A = 1/2 d1 * d2. The d1 is the diagonal inside the rhombus, while d2 is the other diagonal inside the rhombus. You will need to find the length of these lines in order to complete the formula. For ...more

This tutorial describes the method to calculate the area of a triangle and a parallelogram To calculate the area of a triangle: 1. Draw a perpendicular line from the base to the top vertex of the triangle.2. Measure the length of this perpendicular line and call it as its heig ...more

In this video tutorial, viewers learn how to simplify expressions involving numeric radicals. This can be very frustrating to work with if you have not memorized the tables of square, cubes and fourths. If you are taking the square root of a number that is not a perfect square ...more

In this video the instructor shows how to find out the fourth roots of a number. The properties of fourth root says that for any positive number of a, its fourth roots are real. And for any negative value a, its fourth roots are not real. So split the number inside the fourth ...more

The video is about how to find the variance of the set of data. They found the variance by using the variance formula. Variance formula was represented by square of S, whereas S is the Standard Deviation. Variance is got by the summation of the difference between the average ...more

In this video the instructor shows the different methods of solving quadratic equations. There are many methods to solve quadratic equations each with its pros and cons, each method suitable for a particular situation. The first method to solve quadratic equation is factoring. ...more

The video demonstrates the solving of radical equations in algebra. The first thing to be done is to keep the radical number on one side and the other numbers on the other side. The radical is then changed to a rational number by squaring, cubing etc. Once the roots are remove ...more

Algebra – The Distance Formula. This video describes how to find the distance between 2 points of a graph in a step by step method. Made by Ya Math, the instructor assists the class in finding the distance between (6,8) and (3,4) by showing us the equation d=v((x_1-x_2 )^2+(y_ ...more

In order to solve a quadratic equation by completing the square, take a quadratic equation and make sure that the coefficient of the first squared term in one. If it is not factor it by pulling the term out to get it to one. Now just write down the first two terms in side a br ...more

If you want to master your skills on origami, you should watch this video. How to make an origami paper box: Find a piece of square paper. Crease the paper in half lengthwise and then again in the other direction. Unfold the paper which should be divided into four sections. Ta ...more

The area of a polygon is the number of square units inside that polygon. Area is 2-dimensional like a carpet or an area rug. A triangle is a three-sided polygon. We will look at several types of triangles in this lesson. To find the area of a triangle, multiply the base by the ...more

This video explains how to find the area of irregular shapes. Draw the shape on a grid or graph paper. This will help you divide your shape into pieces. Draw dotted lines to divide the shape into squares, rectangles or triangles. For instance, if you have an "L" shape, you can ...more

This video teaches how to calculate the acceleration of a car. The information for this calculation is for a car that accelerates by 12 meters per second in a time of 3 seconds. So to calculate acceleration use the following formula: acceleration equals change of speed divided ...more

First you want to find X using the identities given for a 45-45-90 triangle. When comparing the triangles in the video, we find that X must be 6. Next, use the identity to solve for the measurements of the sides of the triangle. In the video example, 6 is the length of the two ...more

Knowing your BMI, or Body Mass Index, is a great way to see if you are at a healthy weight. In this simple and short video provided by Children's Hospital Boston, you will figure out how to calculate your BMI by taking your weight (in pounds) and multiplying it by the number 7 ...more

How do you know if you should lose weight is a question people often ask. For the most part the need for weight loss should be determined by how you feel in your own body. There are some calculations that doctors use to determine if you need to lose weight. One of those calcul ...more

This is a tutorial on how to find the area of a triangle. To show the viewer how it is done, the video walks us through a simple example step by step. The first step is to find the base and the height (in this example 5 and 6). The next step is to multiply them together (makin ...more

Get that extra oomph in your hair by teasing it! Teasing your hair will allow you to poof it up a little bit for styling purposes. Teasing, backcombing, or ratting: however you say it, big hair is back in a big way. Learn how you can pump up the volume. Step 1: Straighten ha ...more

Watch this step by step tutorial to learn how to make a paper bird. Fold your paper in half so that it forms a long rectangle. Ensure you really fold down the crease--run your finger or a pencil along the top of the crease. Unfold the paper, turn it 90 degrees and repeat the f ...more

Chocolate brownies aren't a well-known dessert in France— it's more of a United States favorite, but that doesn't mean it shouldn't be made by anybody with a carving for chocolate. Try making these fudge brownies. With the rich flavor and consistency of the nuts and chocolate ...more

In this Arts & Crafts video tutorial you will learn how to make a ring from folded paper with origami. For this, you need a square sheet of paper. First you fold it diagonally across to form a triangle. Then fold it again across the other diagonal. Open it up and fold two corn ...more

Kimchi can be spelled in a variety of ways (gimchi, kimchee, kim tee), but what is it exactly? It's a Korean pickled dish made with vegetables and varied seasonings, and it's the most common side dish in South Korea. In this video tutorial, you'll gain the recipe for making ki ...more

Losing weight can be a battle, but why not be realistic about your goals rather than kill yourself striving for a size 0? A happier alternative to the cycle of weight loss and gain is to achieve a weight you and your doctor can both live with. In this tutorial, learn how to ca ...more

If you’re one of the 100 million Americans with dry, itchy skin, find relief with these home remedies and lifestyle tips. You Will Need * 2 eggs * 1 tsp. orange juice * 1 1/2 tsp. olive oil, divided * Rose water * Lime juice * Moisturizer * 1 tsp. honey * Lavender oil * 1 c. p ...more

In Final Fantasy VII, it's possible to max out vitality without any store-related progress needed if your strength stat has already been maxed. Take a look at this video and learn how to max out vitality simply by targeting an enemy called "spiral". This enemy has around 2800 ...more

Make everyone in your neighborhood green with envy over your lush lawn with these landscaping secrets. Learn how to get your lawn green with this Howcast landscaping guide. You Will Need * A soil test * Fertilizer * Water * Sharp lawn mower blades Step 1: Test your soil Test ...more

Concoct soda at home—over time, you'll save a bundle by not using the store-bought stuff. Plus, it's fizzy fun! You Will Need * 1/8 tsp. brewer’s or bread yeast * 1/2 c. lukewarm water * 1 gal. water * 2 1/4 c. sugar * 1 tablespoon, plus 1 teaspoon of soda extract in the fla ...more