Answer
$8x^{3}-24x^{2}-48x+4$
Work Step by Step
We distribute:
$8(4x^{3}-3x^{2}-1)-6(4x^{3}+8x-2)
=8*4x^{3}-8*3x^{2}-8*1-6*4x^{3}-6*8x+6*2
=32x^{3}-24x^{2}-8-24x^{3}-48x+12
=8x^{3}-24x^{2}-48x+4$
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter R - Section R.4 - Polynomials - R.4 Assess Your Understanding - Page 48: 38
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