In mathematics, the order of operations define the priority in which complex equations are solved.

Need to know how to calculate the height and volume of a pyramid in geometry? 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).

He says that for any point its projection on the x-axis is its x-coordinate and the points projection on y-axis is its y-coordinate.

He shows how to find this out for a sample value and plots the coordinates of it. We will be translating the sentence "twice y differs from 5 by more than two, “into a mathematical equation.

So when you have to calculate a probability from a normal distribution you can use the functions on your scientific calculator.

You can use the normal CDF function from you calculator to compute the area under a normal curve.

The function requires lower band and upper band values, the me...

The video shows how to calculate weight if the mass is given and vice versa.

This rather complex formula shows you how to solve this puzzle using accepted scientific methods.

Want to know how to find percentages quickly without the use of a calculator? This free video math lesson will show you how it's done.

The word twice generally means two times, so 2*y (because y comes next in the sentence).