Question

Plz solve. It's urgent. Thnx ​

Answer 1

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

Answer 2

Answer:

HOPE'S IT'S HELPS YOU.

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