Use the calculator to graph the function y = x^3 - 4x. approximately on which interval is the function decreasing

The surface area (sa) of a cube with a as the length of each of its sides is given by the formula . if the surface area is known, how can you rewrite the formula to find its side?

What is 20+(5 x 2/5 )+ 3 show your work

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area