Answer:
f(- 2) = - 4
Step-by-step explanation:
Step-by-step explanation:
To evaluate f(- 2) substitute x = - 2 into f(x) , that is
f(- 2) = (- 2)² + 3(- 2) - 2 = 4 - 6 - 2 = - 4
Answer:
-15
Step-by-step explanation:
-3(2)2-4(2)+5
-12-8+5
-20+5
5-20= -15