Q. 115.0( 1 Vote )

One of the factor of x2 – 3x – 10 is :
A. x – 2

B. x + 5

C. x – 5

D. x – 3

Answer :

x2 – 3x – 10 = 0


x2 – 5x + 2x – 10 = 0


x(x – 5) + 2(x – 5) = 0


(x – 5)(x + 2) = 0 Hence, (x – 5) is a factor.

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