Answer
$y^6-10y^3+25$
Work Step by Step
RECALL:
$(a-b)^2=a^2-2ab+b^2$
Use the formula above to have:
$(y^3-5)^2
\\=(y^3)^2-2(y^3)(5)+5^2
\\=y^6-10y^3+25$
Elementary Technical Mathematics
by Nelson, Robert; Eren, Dale;
Published by
Brooks Cole
ISBN 10:
1285199197
ISBN 13:
978-1-28519-919-1
Chapter 10 - Section 10.4 - Special Products - Exercise - Page 352: 37
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