If f(x - 2) = 3x2 + 4x + 1. Find the area of the sector

A.

8

B.

40

C.

7

D.

24

E.

32

View answer & explanation

Correct answer is B

f(x - 2) = 3x2 + 4x + 1

f(1) will be f(3 - 2)

When x = 3, f(1) = 3(3)2 + 4 x 3 = 1

27 + 12 +1 = 40

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