Factor the expression completely.
x^5y^3-x^4y^4

What is the inverse of the function f(x) = 2x + 1?

1. are the triangles similar and if so why? what is the value of x? show your work.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3