Given an exponential function for compounding interest, a(x) = p(1.04)x, what is the rate of change?

Hello i need some with trigonometric substitutions. [tex]\int\limits^a_b {x} \, dx[/tex]

List the sides of δrst in in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Factor and solve to find roots x squared -x - 90 =0