If x = 1 is a solution of quadratic equation x2 + kx + 3 = 0 then value. 11 12 1 None of these
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x² + kx + 3 = 0
(1)² + k(1) + 3 = 0
1 + k + 3 = 0
k + 4 = 0
k = -4
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