Microsoft Excel allows you to perform equations in individual cells in your worksheet. The Microsoft Equation Editor contains many symbols and operators not commonly found on your keyboard. This ...

A first course in theory of analytic functions of one complex variable: complex differentiability and the Cauchy-Riemann equations, Cauchy Integral Theorem and Cauchy Integral Formula, Taylor and ...

In algebra, the letter 'x' is often used to represent an unknown quantity or variable. Similarly, in English, x represents the unknown, as in X-rays, which baffled their discoverer, and Malcolm X, who ...

expression let's say we have four times the quantity x minus y whatever X and Y are and then plus one and then I'm going to give you as a kind of like part of the problem that X is equal to negative 2 ...