1.

(i) Find the values of k for which the quadratic equation 3k+1x2+2k+1x+1=0 has equal roots. Also, find the roots.(ii) Write all the values of k for which the quadratic equation x2 + kx + 16 = 0 has equal roots. Find the roots of the equation so obtained.

Answer» (i) Find the values of k for which the quadratic equation 3k+1x2+2k+1x+1=0 has equal roots. Also, find the roots.

(ii) Write all the values of k for which the quadratic equation x2 + kx + 16 = 0 has equal roots. Find the roots of the equation so obtained.



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