1.

Number of zeroes of x2 – 7x + 12 is ……………A) 4 B) 7 C) 2 D) 1

Answer»

Correct option is (C) 2

\(x^2 – 7x + 12=0\)

\(\Rightarrow\) (x - 3) (x - 4) = 0

\(\Rightarrow\) x = 3 or x = 4

\(\therefore\) Number of zeros of \(x^2 – 7x + 12\) is 2.

Correct option is C) 2


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