Q. 2 B5.0( 1 Vote )

Find the values of k for which the roots are real and equal in each of the following equations

12x2 + 4kx + 3 = 0

Answer :

12x2 + 4kx + 3 = 0







16k2 – 144 = 0


16k2 = 144





k = 3 and k = –3


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