1.

If x – 1 is a factor of the polynomial 3x2 + mx, then find the value of m. (A) 2 (B) -2 (C) -3 (D) 3

Answer»

(C) -3

p(1) = 0 

∴ 3(1)2 + m(1) = 0 

∴ 3 + m = 0 

∴ m = -3



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