Factor the four-term polynomial by grouping.
12x3 - 20x2 + 9x – 15

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices

What is the simplified form of square root of 400 to the 100th power ?

A50-foot ladder is leaning against a vertical wall. if the base of the ladder is 45 feet from the base of the wall, find the angle the bottling of the ladder makes with the ground.