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1. $f (x) = x^{3} + 2 x^{2} - 3$

A. $- 12$
B. $- 12$
C. $- 12$
D. $- 12$

Answer: Option A

Explanation:

f(-3)=(-3)³+2(-3)²-3
= -27+18-3
=-12
(ans)

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