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Let p(x) = x2, q(x) = 2x3 + 1, and r(x) = 7x4 − 5x3 − 6x − 2. Find p(q(x)) + r(x).

 Sep 12, 2021
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x2(6+1) + ((28) - (15) - (6x) - 2)

7x2 + (11 - 6x)

7x- 6x + 11

Wasn't sure whether 7x4 is 28x or 28, specify whether you are multiplying or multiplying with an "x".

 Sep 13, 2021

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