If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (c circle d) (x)?

Question

If c(x) = 4x – 2 and d(x) = x2 + 5x, what is (c circle d) (x)?

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Kiệt Gia 5 years 2021-08-15T19:55:39+00:00 1 Answers 51 views 0

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  1. giabao
    0
    2021-08-15T19:57:11+00:00
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    Answer:

    the answer is D because

    Step-by-step explanation:

    c(d(x))=4(d(x))-2 … replace every x with d(x)

    c(d(x))=4(x^2+5x)-2 … replace the d(x) on the right side with x^2+5x

    c(d(x))=4*x^2+4*5x-2

    c(d(x))=4x^2+20x-2

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