Answer
$-k^{3} + 12k^{2} - 8k + 14 $
Work Step by Step
By simplifying the brackets we get
= $8k^{2} - k - 1 - k^{3} + 4k^{2} -7k + 15$
*** Add like terms
= $- k^{3} + 4k^{2} + 8k^{2} - k -7k + 15 - 1 $
= $-k^{3} + 12k^{2} - 8k + 14 $
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 8 - Polynomials and Factoring - Mid-Chapter Quiz - Page 498: 30
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