Solving Square Roots and

How To : Solve the Rubik's Cube with the R Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Rubik's Cube with the N Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Rubik's Cube with the J Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Rubik's Cube with the F Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Rubik's Cube with the E Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Rubik's Cube with the A Permutation

Need a little help solving the last part of the Rubik's Cube puzzle? Permutating the last layer could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in every possible PLL situation. Chec ...more

How To : Solve the Square One puzzle

A great way to rack your brain is by trying to solve a puzzle, so grab your puzzle and get solving! If you need a little help, this five-part video tutorial will show you how to solve the Square One puzzle. The Square-1 is one of the most baffling puzzles on the market today, ...more

How To : Simplify cube roots

In this video, the narrator presents the viewer with a quick, painless way of simplifying cube roots. The narrator presents many methods to simplify square roots to appeal to different learning styles. By doing things like dividing the power by the root to figure out the power ...more

How To : Simplify radicals which are not perfect squares

Need help reducing radical expressions without perfect square or cube roots? Take heart: this free math lesson will ensure that you know everything you need to know for that next big test. Examples include square roots, cube roots, and 4th roots. You'll also learn a technique ...more

How To : Simplify radicals before adding or subtracting

This video in the Education category will show you how to simplify radicals before adding or subtracting. By doing this you will find all like radicals which will then ensure that you have all radicals in the simplest form. Let’s say you want to subtract square root of 45 from ...more

How To : Add and subtract radicals

Radicals are square roots which are not integers; the square roots of 2 or 3 are examples of radicals. The presenters show simple ways of how to add and subtract such radicals. They explain that by using the method of factoring, the addition or subtraction is made very easy. I ...more

How To : Simplify expressions involving algebraic radicals

In this video tutorial, viewers learn how to simplify expressions involving algebraic ratios. In some ways, simplifying algebraic radicals is easier than numeric radicals. When we are working with square roots, we need to find the highest even power of a variable to act as out ...more

How To : Rewrite radicals using complex numbers

A complex number is half real (a) and half imaginary (bi), just like that Edward Cullen who makes your heart thump realistically but whose sparkly chest makes you wonder if he's something more. Explore the land of glittery vampires and fake boys by learning how to rewrite rad ...more

How To : Understand nth roots and operations on radicals

This video teaches us the concept of nth roots. The video starts with the square root of constants. We find the number which when multiplies by itself for two times results in the constant inside the square root. Then we find the square root of variables. Here again the same c ...more

How To : Translate a word problem into algebra

This video shows the method to change a word problem into algebra and to identify rational numbers among a group of numbers. In the first part of the video we take a word problem namely - The product of 9 and seven, less than a number. 9 multiplied by something can be expresse ...more

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. F ...more

How To : Transplant a small tree with This Old House

Watch this video from This Old House to learn how to transplant a tree. Steps: 1 Wrap tree with rope to protect the branches during transport to new location. 2 Measure the width of tree trunk; multiply by 10 to determine root ball diameter. 3 Tie tope around trunk to represe ...more

How To : Complete the square

This is an instructional video on how to "complete the square", which is an algebraic technique for solving a quadratic equation. The instructor starts by showing you what a quadratic equation actually is. He describes what "completing the square" actually means, and how it ca ...more

How To : Fix the Square One puzzle

A great way to rack your brain is by trying to solve a puzzle, so grab your puzzle and get solving! If you need a little help, this video tutorial will show you how to fix the Square One puzzle. The Square-1 is one of the most baffling puzzles on the market today, so make sure ...more

How To : Rationalize the denominator

In this video, we learn how to rationalize the denominator. This says that if there is a square root or any type of root, you need to get rid of them. Look at the examples given in the video to get an idea of what types of roots you will be removing and how to do it. To get ri ...more

How To : Solve the cross on the bottom of the Rubik's Cube

Need a little help solving your Rubik's Cube puzzle? The F2L (First Two Layers) could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in no time, especially with this learning twist for yo ...more

How To : Solve the F2L of the Rubik's Cube

Need a little help solving the first part of the Rubik's Cube puzzle? The F2L (First Two Layers) could be tricky, and could get you back to square one if you don't know what you are doing, but don't worry, you'll be able to solve that Cube in no time. Check out this walk-thro ...more

How To : Complete the square

Quadratic equations are easy to solve when they can be factorized. This video teaches another method of solving a quadratic equation when its not easy to find factors for it. The method to do so consists of adjusting the C term (a normal quadratic equation is of the form Ax^2 ...more

How To : Derive a quadratic equation, given the roots

This video shows you how to get the quadratic equation for the quadratic function with roots; (5,0), (12,0) which passes through the point(8,6). It shows a man solving this problem using a black board and chalk to clearly demonstrate the method of plugging in the respective co ...more

How To : Plant a hardy mum

Spring Hill Nurseries shows viewers how to plant Chrysanthemums, or hardy mums, in this video. The mums should be planted in early spring. First, choose a place to plant. You should choose an area that has a lot of direct sunlight. You should also plant in an area that has goo ...more

How To : Identify common tree problems

For new landscapes people tend to generally plant the new 'purple leaf plum' trees in a square shaped small plots. They also plant some small plants around it to make it look good. However when the tree grows older it needs to spread its roots. At that time these plants may tr ...more

How To : Multiply and divide radicals

Radicals or square roots can be a little tricky when it comes to multiplying and dividing them, but this helpful video will guide you through all the steps you need in order to calculate your answers correctly. Grab a pen and paper and work along with the video. Remember, you ...more

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 s ...more

How To : Solve the Rubik's Cube inspired Square One puzzle

So, you can solve the Rubik's Cube, good for you, but what about the Square One? Erno Rubik is nothing compared to Karel Hršel and Vojtech Kopský, who invented the Square One puzzle, also called by its full title, "Back to Square One", or its shorter name of "Cube 21". It's sh ...more

How To : Graph x squared & the square root of x

In this video the instructor shows how to sketch the graph of x squared and square root of x. The first equation is the x squared which is y = x * x. Now to sketch this take a sample values of x and substitute in the equation to get the value of y. Similarly find the set of po ...more

How To : Find the graph of a square root function

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 study for that next big test). With this in ...more

How To : Compute a square root using the geometric method

With mathematics, as with anything else, not everyone progresses at the same rate. Happily, in the age of Internet video tutorials, this isn't a problem. Those who progress quickly can go beyond what's being taught them and those who are struggling likewise have all the time i ...more

How To : Solve the Square One puzzle game

If you know how to solve the Rubik's Cube, then why don't you try yourself at the Square One puzzle? If you thought the Rubiks Cube was puzzling, then you haven't seen anything yet! This video tutorial will show you how to solve the Square One puzzle. The Square-1, also known ...more

How To : Solve radical expressions with higher roots

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 ...more

How To : Solve an equation with a radical under a radical

In this video the instructor shows how to solve an equation with a radical under a radical. If you have an equation with a square root on both sides, with one of the sides having another inner square root under the original square root, it can be a little tricky to solve it. ...more

How To : Solve the six problem solution

Solving 6 math problems using different methods is the idea behind this video. First, you make three rows of numbers vertically from 1-9. All the numbers match across for example, 1 1 1, 2 2 2, 3 3 3, and so on. Each set of numbers creates a mathematical problem who's solution ...more

How To : Solve radical equations easily

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

How To : Pythagorean Theorem

What Is Pythagorean Theorem? Pythagorean Theorem is an equation discovered by a man named Pythagoras. It can be used to determine whether or not a triangle is a right triangle and find missing lengths of a triangle. The equation is: Parts of a Triangle The hypotenuse is the ...more

How To : Factor perfect square polynomials

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

How To : Divide similar radicals

While dividing the radicals, the numerator and the denominator must be combined into a single term, for example if we want to divide square root of 3 by square root of seven we need to combine the numerator and denominator into a single factor that is square root of 3/7, then ...more

How To : Solve radical equations in algebra

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

How To : Find the sides of a 45-45-90 right triangle

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

How To : Install No-Frills Drip Irrigation

Solving a Dilemma This is a simple how-to for a cost effective drip irrigation system for your garden. My motivation to set up my garden for drip irrigation was pretty simple. In the summer, it gets to 90+ degrees outside, and my 50’ garden hose didn’t reach the far extents w ...more

News : How Beer Saved the World & Other Bizarre Food Facts

It's easy to take the food we eat for granted, but the truth is, there are a lot of bizarre, wonderful, and just plain weird things about what we eat and drink, the effects it has on our bodies, and vice-versa. Read on to learn how bugs provide food dye, the Japanese grow squa ...more

How To : 13 Tips for Recording Better Videos on Your Galaxy

Smartphones have put an end to camcorders. If you want to capture memorable moments in high quality, look no further than that technological marvel in your pocket. Recent Galaxy phones are shining examples of how far we've come — but the more capable a camera gets, the more co ...more

How To : Install TWRP Recovery on Your OnePlus 6T

If you have ever wanted to mod your Android device, your new best friend is easily going to be Team Win's TWRP custom recovery. This gives you access to file flashing on the fly, which can include such things as Magisk for root access, or even a custom ROM to replace the stock ...more

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