Find the value of 'k' for which the roots of the following equations are real and equal
`(5k-6)x^(2)+2kx+1=0`

Find the value of 'k' for which the roots of the following equations are real and equal kx^(2)+(6k+2)x+16=0

Find the values of a for which the roots of the equation x^2+a^2=8x+6a are real.

Find the value of 'k' for which the roots of the equation (5k-6)x^(2) + 2kx+1=0 are real and equal .

Find the values of a for which all the roots of the equation x^4-4x^3-8x^2+a=0 are real.

Find the value of k for which given quadratic equations are real and equal roots. "(i) " k^(2)x^(2)-2(k-1)x+4=0 " (ii) " 4x^(2)-3kx+1=0

Find the values of k for which the following equation has equal to roots. (k-12)x^2 + 2(k-12)x+2=0

The roots of the each of the following quadratic equations are real and equal, find k. 3y^(2)+ky+12=0