Y = (-X)(-X) + 2 X + 4

X + Y = 4

Fast! find the length of cu. the triangles are similar. show your work.

In the diagram, ab is tangent to c, ab = 4 inches, and ad = 2 inches. find the radius of the circle.

Find the power set of each of these sets, where a and b are distinct elements. a) {a} b) {a, b} c) {1, 2, 3, 4} show steps