Simplify the expression [(4 + 2 × 2) − 5]3

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Math each whole number with a rational,exponential expression