1.

x7 ÷ x12 = ………………. A) x5 B) x-5 C) x6 D) x7

Answer»

Correct option is (B) x-5

\(x^7\div x^{12}=\frac{x^7}{x^{12}}\) \(=x^{7-12}=x^{-5}\)

Correct option is  B) x-5 



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