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Question 4If 12 is a root of equation x2+kx−54=0, then the value of k is(A) 2(B) –2(C) 14(D) 12

Answer»

Question 4

If 12 is a root of equation x2+kx54=0, then the value of k is

(A) 2

(B) 2

(C) 14

(D) 12





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