What side of the brain controls mathematics

The expression 6x2 gives the surface area of a cube, and the expression x3 gives the volume of a cube, where x is the length of one side of the cube. find the surface area and the volume of a cube with a side length of 6m

Select the quadratic that has root x = 8 and x = -5

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?