BD Merit - Freelancing, BCS, Bank, Primary, Admission, NTRCA

1 . 9x+2=81,x=?

A. 0
B. 1
C. 2
D. 3

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Answer: Option A

Explanation:

9^(x+2)=81

Or, 9^(x+2)=9²

Or, x+2=2

Or, x=0

(ans)