Find the values of `k` for which the roots are real and equal in the following equations: `k x(x-2)+6=0` (ii) `x^2-4k x+k=0`

Find the values of k for which the roots are real and equal in the following equations: 2kx^(2)-40x+25=0 (ii) 9x^(2)-24x+k=0

Find the values of k for which the roots are real and equal in the following equations: 3x^(2)-5x+2k=0 (ii) 4x^(2)+kx+9=0

Find the values of k for which the roots are real and equal in the following equations: (k+1)x^(2)-2(k-1)x+1=0( ii )2x^(2)+kx+3=0

Find the values of k for which the roots are real and equal in the following equations: 4x^(2)-3kx+1=0( ii) x^(2)-2(5+2k)x+3(7+10k)=0

Find the values of k for which the roots are real and equal in the following equations: kx^(2)+4x+1=0 (ii) kx^(2)-2sqrt(5)x+4=0

Find the values of k for which the roots are real and equal in the following equations: x^(2)-2(k+1)x+k^(2)=0 (ii) k^(2)x^(2)-2(2k-1)x+4=0

Find the values of k for which the roots are real and equal in the following equations: (k+1)x^(2)+2(k+3)x+(k+8)=0( ii) x^(2)-2kx+7k-12=0

Find the values of k for which the roots are real and equal in the following equations: (3k+1)x^(2)+2(k+1)x+k=0 (ii) kx^(2)+kx+1=-4x^(2)-x

Find the values of k for which 4x^(2)-2(k+1)x+(k+4)=0 has real and equal roots.

Find the values of k for which roots of the following equations are real and equal: (i) 12x^(2)+4kx+3=0 (ii) kx^(2)-5x+k=0 (iii) x^(2)+k(4x+k-1)+2=0 (iv) x^(2)-2(5+2k)x+3(7+10k)=0 (v) 5x^(2)-4x+2+k(4x^(2)-2x-1)=0 (vi) (k+1)x^(2)-2(k-1)x+1=0 (vii) x^(2)-(3k-1)x+2k^(2)+2k-11=0 (viii) 2(k-12)x^(2)+2(k-12)x+2=0