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Please explain how to solve this step by step.

Please explain how to solve this step by step.-example-1
User Crytrus
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1 Answer

6 votes

Answer:

(a^8)/(b^9)

Explanation:

Two rules of exponents come into play.

(a^b)/(a^c) = a^(b-c)

a^-b = 1/a^b

__

Applying the first rule, we have ...

(a^3)/(a^-5) × (b^-2)/(b^7) = a^(3 -(-5)) × b^(-2 -7) = a^8 × b^-9

Applying the second rule gives the simplified form ...

= (a^8)/(b^9)

User Marc Wouts
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