56=13+d what does the d stand for I've been getting different answers trying to solve it

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Use the four functions below for this question. compare and contrast these four functions using complete sentences focus on the slope and y- intercept first, and then on any additional properties of each function