F(x) = 2(x+3)2 -7

a=

h=

k=

5500 dollars is placed in an account with an annual interest rate of 6.5%. to the nearest tenth of a year, how long will it take for the account value to reach 19700 dollars?

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°

Find the solution of this system of equation -7x+y=-20 9x-3y=36