Given sin x= -12/13 and cos x>0, what is the exact solution of cos 2x? (A) - 119/169
(B) - 144/169
(C) 119/169
(D) 144/169

Create a real-life situation and create a system and show how it might be modeled algebraically with a system of equations (or inequalities) show all work include a few sentences explaining the situation, your variables of choice and what each represents, and how you would set it up and solve it algebraically. !

Find the zeros of each function. f(x) = 6x^2 - 7x - 20

Which exponential function has an initial value of 2? f(x) = 2(3x) f(x) = 3(2x)