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Marina correctly simplified the expression StartFraction negative 4 a Superscript negative 2 Baseline b Superscript 4 Baseline Over 8 a Superscript negative 6 Baseline b Superscript negative 3 Baseline EndFraction, assuming that a not-equals 0, b not-equals 0. Her simplified expression is below

Marina correctly simplified the expression StartFraction negative 4 a Superscript-example-1
User RealPawPaw
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2 Answers

18 votes
18 votes

Answer:

D

Explanation:

User CoMartel
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10 votes
10 votes

Answer:

7

Explanation:

We know that x^a / x^b = x^ (a-b)

b^4 / b^ -3 = b^(4 - -3) = b^ (4+3) = b^7

The exponent for b is 7

User Brandon Yarbrough
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