Answer
$$-6x^3+36x^5-54x^7.$$
Work Step by Step
By multiplying each term of the polynomial by the monomial, and then adding the products, we have
$$-6x^3(1-6x^2+9x^4)=-6x^3(1)-6x^3(-6x^2)-6x^3(9x^4)\\
=-6x^3+36x^5-54x^7.$$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 5 - Section 5.5 - Multiplication of Polynomials - Exercise - Page 225: 17
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