[" 18.Find "k" so that the quadratic equation "],[(k+1)x^(2)-2(k+1)x+1=0" has equal roots."]

Find the values of k so that the quadratic equation 2x^(2)-(k-2)x+1=0 has equal roots

Find the value(s) of k so that,the quadratic equation x^(2)-4kx+k=0 has equal roots.

Find the value of k for which the quadratic equations (k+1)x^(2)+2(k-1)x+1=0 has equal roots

Find the value of k for which the quadratic equation (k+4)x^2+(k+1)x+1=0 has equal roots

Find the value of k for which the quadratic equation (k+4)x^(2)+(k+1)x+1=0 has equal roots

Find the value(s) of k so that, the quadratic equation x^2 - 4kx + k = 0 has equal roots.

Determine k such that the quadratic equation x^(2)+7(3+2k)-2x(1+3k)=0 has equal roots :

Find the values of k for which the quadratic equation 9x^(2)-3kx+k=0 has equal roots.

(i) Find the values of k for which the quadratic equation (3k+1)x^(2)+2(k+1)x+1=0 has real and equal roots. (ii) Find the value of k for which the equation x^(2)+k(2x+k-1)+2=0 has real and equal roots.