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Given the functions k(x) = 5x − 8 and p(x) = x − 4, solve k[p(x)] and select the correct answer below. 1) k[p(x)] = 5x − 12 2) k[p(x)] = 5x − 28 3) [p(x)] = 5x2 − 12 4) k[p(x)] = 5x2 − 28
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Given the functions k(x) = 5x − 8 and p(x) = x − 4, solve k[p(x)] and select the correct answer below.

1) k[p(x)] = 5x − 12
2) k[p(x)] = 5x − 28
3) [p(x)] = 5x2 − 12
4) k[p(x)] = 5x2 − 28

User Paul Speranza
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7.9k points

1 Answer

2 votes
p(x) = x-4

k(x-4) = 5(x-4) - 8 = 5x - 28

So the answer is 2
User Eric Zoerner
by
7.9k points
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