Find the value of m so that `mx (5x-6)+9=0` has two equal roots

Find the value of k so that the equation 2x^(2)-5x+k=0 has two equal roots.

Find the value of k such that x^(2)+2x+9k-5=0 has both roots negative.

1.Find the value of m so that the quadratic equation mx(5x-6)=0 has two equal roots

find the values of k so,that the equation 3x^(2)+kx+2=0 has equal roots . also find the roots in each case.

For what value of m equation 4x^(2) + 6mx + 9=0 have equal roots

Find the value of k if the quadratic equation kx(x-2)+6=0 has two equal roots.

Find the value of a for the equation x^(2)+a|x|+1=0 has (i) no roots (ii) two roots (iii) 3 roots (iv) 4 roots

Find the value of m so that the quadratic equation mx(x-7)+49=0 has two equal roots.

Value of p for which the equation px^2-5x+3=0 has equal roots

Find the value of k for which the equation 9x^(2)-24x+k=0 has equal roots.Also,find the roots.