1.

30 – 3-1 = ……………….. A) 2/3 B) 3/2 C) 1/2 D) 1

Answer»

Correct option is (A) 2/3

\(3^0-3^{-1}=1-\frac13=\frac{3-1}3=\frac{2}3\)

Correct option is  A) 2/3 



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