1.

The value of (x – √3)(x + √3) = ……………….. A) x2 + 3 B) x2 – 3 C) x + 9 D) x – 9

Answer»

Correct option is (B) x2 – 3

\((x-\sqrt3)\,(x+\sqrt3)\) \(=x^2-(\sqrt3)^2\)

\(=x^2-3\)

Correct option is B) x2 – 3



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