1.

2n = 2 then 2n+3 = ………………..A) 23 B) 19 C) 10 D) 16

Answer»

Correct option is (D) 16

\(2^n=2\)

\(\Rightarrow\) n = 1

Now, \(2^{n+3}=2^{1+3}=2^4=16\)

Correct option is   D) 16



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