Answer
$0$
Work Step by Step
RECALL:
The zero-exponent rule states that for any non-zero number $a$,
$a^0=1$
Note that $-5^0$ means "the negative of $5^0$."
Use the zero-exponent rule to obtain:
$=-(5^0)+(-5)^0
\\=-1 + 1
\\=0$
Introductory Algebra for College Students (7th Edition)
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13417-805-X
ISBN 13:
978-0-13417-805-9
Chapter 5 - Section 5.5 - Dividing Polynomials - Exercise Set - Page 385: 21
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