Question

2x^2+k(x-2)+3=0 has equal roots. Find the value of k

Answer 1

for equal roots, D=0
so,
2x^2+kx-2k+3=0
D=
$\sqrt{ {k}^{2} - 4.2.( - 2k + 3)} = 0$
Solve it to get your ans!
Hope this helps.