Plz solve. It's urgent. Thnx – InterviewSolution

1.	Plz solve. It's urgent. Thnx
Answer» Step-by-step EXPLANATION:here , you can TAKE 5³ common to make the EXPONENTIAL same .2^(n-7) * 5^(n-7) * 5³= 1250⇒10 ^(n-7) = 10⇒n-7 = 1⇒n= 8

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