Question

find the values of K for each of the following quadratic equations so that they have two equal roots( 1) kx(X - 2 )+ 6 = 20

Answer 1

for equal roots discriminant b²-4ac=0

kx²-2kx-14=0 we get by simplifying eq

(-2k)²-4(k)(-14)=0

4k²+56k=0

k²+14=0

Answer 2

hope u will understand