15. Evaluate the function f(x) = -x²-1 and simplify at the

Last updated: 7/17/2022

15. Evaluate the function f(x) = -x²-1 and simplify at the indicated value: f(-a) = ? f(-a)=-a² f(-a)= a(a + 1) f(-a)= -a²-a f(-a)=-a²-1