5x 2 2 17
Asked by maham237 @ in Mathematics viewed by 283 People
F(x)= 2x^2 + 5x - 17, find f(-1).
Answered by maham237 @
Answer:
-20
Step-by-step explanation:
f(x)= 2x^2 + 5x - 17,
f(-1)
Let x = -1
f(-1)= 2 *(-1)^2 + 5(-1) - 17
= 2 *1 -5 -17
= 2 -22
= -20
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