Answer: -7
Step-by-step explanation:
Just plug in -2 for x:
[tex]2(-2)^2 - 15\\2 \cdot 4 - 15\\8 - 15\\\boxed{-7}[/tex]
Answer:
-7
f(2) = 2(2)^2 - 15
f(2) = 2(4) - 15
f(2) = 8 - 15
f(2) = -7
