Question

for what value of k the equation 2x2+kx+3=0has equal roots?

Answer 1

Compare given equation with ax^2+bx+c=0 a=2, b=k, c =3 b^2=4ac(equal roots) k^2=4*2*3 k^2= 24 k = root24 k =+_ 2root 6

Answer 2

Solution is attached below