Answer :

Answer:

b)21

Step-by-step explanation:

f(-6) = 9 - 2 × (-6) = 9+12=21

Thanks for taking the time to read Evaluate tex f 6 tex for the function tex f x 9 2x tex A 42 B 21 C 3 D 1. We hope the insights shared have been valuable and enhanced your understanding of the topic. Don�t hesitate to browse our website for more informative and engaging content!

Rewritten by : Barada

To evaluate f(-6) for the function f(x) = 9 - 2x, replace x with -6 and solve: f(-6) = 9 + 12, which equals 21. Thus, the correct answer is option b.

You are asked to evaluate f(-6) for the function f(x) = 9 - 2x. To find this, simply substitute x with -6:

f(-6) = 9 - 2(-6) = 9 + 12 = 21

Therefore, the correct answer is 21, which corresponds to option b.