Answer
The student said that $b^0$ is $0$ but should have said that $b^0$ is $1$.
Work Step by Step
The zero as an exponent rule states that for every nonzero number $a$, $a^0=1$. The student did not follow this rule in his work.
Algebra 1
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133500403
ISBN 13:
978-0-13350-040-0
Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Lesson Check - Page 417: 8
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