College

Find \( f(5) \) for the following function: \( f(x) = (2x + 1)(x - 3) \)

A. \( f(5) = 22 \)
B. \( f(5) = 49 \)
C. \( f(5) = 52 \)
D. \( f(5) = 55 \)

Answer :

Final answer:

To find f(5) for the given function, substitute x with 5 and evaluate the expression which results in 22.


Explanation:

To find f(5) for the given function, f(x) = (2x + 1)(x - 3), we substitute x with 5 and evaluate the expression.

So, f(5) = (2(5) + 1)(5 - 3) = (10 + 1)(5 - 3) = 11 * 2 = 22.


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