Use the absolute value formula to express the distance between 9 and -8

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Find the average rate of change for the given function drom x=1 to x=2