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Meera simplifies and claims the answer is because she added the bases.
What is the correct single power of 3, and where did she go wrong?

Class 7Laws of ExponentsNumber System
  • A; bases stay the same and powers are added
  • B; she is correct
  • C; powers should be multiplied
  • D; bases should be added

Step-by-Step Solution

When multiplying same-base powers, the base stays 3 and the exponents add: . Meera wrongly changed the base.
Answer: A) ; bases stay the same and powers are added

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