3 years ago

Evaluate f(-6) for the function f(x) = 9 - 2x. a -42 b 21 c -3 d 1

Mathematics

1 answer:

Temka [501]3 years ago

3 0

Answer:

b)21

Step-by-step explanation:

f(-6) = 9 - 2 × (-6) = 9+12=21

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