13 to the 3 power in word form and expanded form is what?

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Adj has a total of 1075 dance and rock songs on her system. the dance selection is 4 times the size of the rock selection. write a system of equations to represent the situation.

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?