Which algebraic expression represents “the sum of a number and 9”?

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

Solve the equation for x by graphing.2^x – 4 = -4^x + 4

The tiles on the left contain functions written using function notation . match each function with its input