Solve a Perfect Square

Add a healthy twist to your puff pastries and make an elegant appetizer perfect for any party. It's not quite a dessert, but it still taste like one, with cherry tomatoes being the key ingredient. This recipe from Holiday Kitchen will show you how to make these wonderful littl ...more

As the best-selling toy of all time, the odds of you once playing with a Rubik's Cube are pretty high. And if you're like me, or even the cube's inventor Erno Rubik, your first attempts likely ended in futility. Every twist, every turn, the cube just gets more and more mixed u ...more

In this math lesson we will investigate easy Pythagorean Theorem proofs and problems. The Pythagorean Theorem takes place in a right triangle. The longest side in a right triangle is called hypotenuse, and the other two sides are called legs. The hypotenuse opposes the right ...more

Sudoku is a one-rule puzzle game that can be either satisfyingly simple or deceptively difficult. Step 1 Cells where an individual number goes are called squares; squares are then sectioned off in groups of nine to create boxes.They create a three-box-by-three-box grid. Step ...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

Learn how to solve r-squared problems. Whether you need help studying for that next big stats text or just a hand finishing your homework, you're sure to be well served by this free video math lesson from Salman Khan, which presents a detailed overview of how to calculate r-sq ...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

The Pythagorean theorem is a simple theorem that states that - for a right angled triangle the square of the length of the hypotenuse is equal to the sum of the squares of the length of the remaining two sides. In this video, a right angled triangle with three sides, namely a ...more

This video presents a mathematical puzzle which is to be solved by the viewer. The solution is posted in an alternate video, but this video presents the problem of a four digit number which is the square of a smaller number. The first two digits of the square are the same as e ...more

Learn how to take a quadratic equation in standard form and change the trinomial into a binomial product. Using the zero product rule, the zeros of the graph can then be found. The grouping method is effective when the leading coefficient (the number factor of the squared term ...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 algebra video the instructor shows how to work with complex numbers. When you have a positive number under the square root, you can easily find its value by writing it in the form of product of numbers, and then solving. That is, to find the square root of a positive n ...more

In this video the instructor shows how to factor a general quadratic polynomial. Here the first step is to identify the coefficient of the squared term. Write the reciprocal of the numerical coefficient of the squared term out side and write two separate parenthesis which are ...more

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

You Tube User robichaudd teaches you how to simplify a complex fraction with 3 fractions top and bottom. Your result should be 1 fraction over 1 fraction. To do this you must find the L.C.D. at the top, which x cubed. That is the largest variable there. Thus, the L.C.D. at the ...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

Here we look at squaring expressions that involve radicals because people tend to make some common mistakes while solving such expressions. Take 5 times the square root of y quantity squared, the answer here is not 5y. Here's the reason, square means to multiply something with ...more

In this video the tutor shows how to simplify a quadratic formula result. You can solve a quadratic equation using the quadratic formula. The first thing you have to do when given the quadratic equation is bring all the terms to one side so that you have a zero on the other si ...more

This is a mathematical instructional video on how to find the least common multiple. Let us now find the least common multiple for 25, 100, 18. This can be written as 5 square, 2 square multiplied by 5 square, 2 multiplied by 3 square. The highest factor in these numbers are, ...more

This is a video tutorial on how to solve a 2x2 Rubik's cube using the Ortega method. The tip from the author is to go for the color whose maximum squares are already together. It is also pointed out that not only does the Ortega method involve three steps, which is time consum ...more

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

Having problems with cubes. For some people, mathematics doesn't come easy, but there are tricks to solving certain problems, like squares and cubes. Check out this math video tutorial to learn how to get cubes in math with mysterious Vedic methods. This is a mysterious metho ...more

Start with ten squares of paper in as many different colors as you would like, and then cut them into three equal rectangles. Then fold thirty small waves, and assemble into a twenty-sided polygon (icosahedron). Perfect for a geometric Christmas tree ornament.

Origami is the timeless art of Japanese paper folding. Watch this origami how to video to learn how to fold fireworks. Origami is a fun craft and your models make nice, homemade gifts. Practice makes perfect. Designer : Yami Yamauchi Song : Almost Easy - Avenged Sevenfold Acti ...more

Are you left handed? While some people have perfected the art of playing left handed guitar, it's still a little challenging to figure out how to crochet with your left hand. Follow the guidelines on this instructional video to crochet a granny square left handed. The granny s ...more

Remodeling your bathroom or kitchen can be expensive. Why not learn how to install your own tile? In this home and garden how-to video you will learn how to layout tile properly using the grid layout method. A grid consists of a group of lines forming perfect squares to line u ...more

Shake things up at dinner tonight by serving Moroccan beef turnovers. These meat-filled dough squares are perfect as an appetizer or main dish.

This video teaches how to use calculus find the position, velocity and acceleration of an object. Imagine an object moving on a straight line. It's position at any time (t) is given as s(t) pronounced "s of t". It's velocity is v(t)= s'(t) which is the derivative of s(t). It's ...more

The video shows us how to find the area of parallelogram using geometry. Here in this video it is done by using an example where the parallelogram is given ABCD. The area of the parallelogram is base times height (bh). Here the base is given as 15 but the height is not known b ...more

No matter how hot it gets in your home this summer, you can bet that it’s even hotter in your attic. All that heat in your attic gets transferred to the ceiling below, which will in turn heat the interior of your house. One way to solve this problem is to cool your attic with ...more

Not all polygons are tessellation shapes. A tessellation is a collection of figures that can be put together to fill a plane surface without overlaps or gaps. I’m sure that you have already seen many tessellations in real life. The tiles in the kitchen and the puzzle you have ...more

In this video, we learn how to make a balloon basket. This will be a square anti-prism made of white balloons and pink balloons. But, you can change the color if you would like. Start out by creating large and small bubbles inside the first balloon. Then, tie this with the oth ...more

In this video, we learn how to finish a crochet never ending granny square. There is a spiral effect happening in this, because there is no place that is stopping, it's going in a continual circle. To finish one of these, you will see that the corners should be perfect. But, y ...more

When teaching your kids the art of crafts, it's good to throw in something useful every once in a while, something they can actually use and not just have fun with. A bag is the perfect solution. Everyone has a need for a bag, even kids. They can store all of their other paper ...more

In order to create a fleece blanket, you will need 2 layers of fabric, for a no-sew version. Cut them evenly. Cut the 2 pieces of fabric to equal size. Cut away a 4" square from each of the corners. Then, cut 1" strips around the edges. Then, tie each pair of strips in a knot. ...more

In this clip, learn how to make a perfect citrus cake for summertime. This orange sponge goes great with warm weather cocktails, coffee or even as breakfast. Follow along with this clip and learn how to make this deliciously moist dessert. You Will Need: *2 medium seedless ora ...more

In this how-to video, you will learn how to make a paper snowflake. This is great for the winter. The best way to make a good snowflake is with the way you fold it. Start off with a square piece of paper. Fold the paper into a triangle. Now, fold the triangle along the height ...more

This video is an instructional guide about Graph Linear Equations presented in algebraic form. It is an easy to follow, step by step guide to solving such equations using the graph intercept formula. The first example equation is Y = 2x -1 over y = mx + b. The video then shows ...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

In this video the instructor shows how to factor the GCF and difference of squares. When you are asked to factorize a number or monomial or a polynomial, the way to do is break it down into individual terms. When asked to factorize a binomial, try to pull out any common terms ...more

Enchant that special birthday boy or girl with a unique origami birthday pop-up card by following this well produced instructional video. 1. All you need is a two sided square piece of colorful wrapping paper to create your origami birthday pop-up card. As long as your paper i ...more

It's time for some golf! Better putting comes from better practice. Try this drill to see what flaws may be creeping into your putting stroke. Just watch to see how to perfect your golf putts with practice drills. For nearly two decades, Golf Tips Magazine has earned a reputa ...more

On Yay Math, Robert Ahdoot, founder of Yay Math, will show you some square root functions and some inequalities. He begins with the problem y=x². Then he makes a sketch with two intersecting lines in a t shape. The problem is illustrated by a curved U shape, the U's bottom res ...more

You don't need expensive cooking equipment to make this pulled pork sandwich. It's made with cooking gear you should have right in your own home, which makes it the perfect recipe to try out yourself. If you've ever wanted to make pulled pork sandwiches, now's the time. This ...more

Do your mussels not taste right? Beer can solve the problem. Irish beer to be exact. Spice up your mussels diablo with some good ol' Irish beer, like Guinness. In this how2heroes video you will see that mussels are easy to prepare and work well with a variety of herbs and veg ...more

They say you have to be in the right place at the right time... how about an elevator? If you happen to run into your ideal employer or business partner, in an elevator – or anywhere else for that matter – you'll have about 30 seconds or less to wow them. Here's how to do it. ...more

Check out this simple Adobe Illustrator CS4 tutorial to learn how to create a skewed checkerboard pattern. This technique will save you the trouble of having to use the Option and Drag method multiple times. Veerle Pieters expertly takes you through this easy pattern technique ...more