1.

1 + (9 – 10)-5 = ………………………A) 0 B) -1 C) 3 D) 2

Answer»

Correct option is (A) 0

\(1+(9-10)^{-5}\) \(=1+(-1)^{-5}=1+\frac1{(-1)^{5}}=1+\frac1{-1}\) = 1-1 = 0

Correct option is  A) 0



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