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+k x+3=0`

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

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

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

Find the values of k for which the roots are real and equal in the following equations: (i) (k+1)x^2+2(k+3)x+(k+8)=0 (ii) x^2-2k x+7k-12=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: (i) k x^2+4x+1=0 (ii) k x^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: (i) 3x^2-5x+2k=0 (ii) 4x^2+k x+9=0