Question

04. State whether k is the root of the equestion 12-(K-6)4- GK=0 given​

Answer 1

Answer:

Yes

Given equation is y

2

−(k−4)y−4k=0

Put y=k

∴k

2

−(k−4)k−4k

=k

2

−k

2

+4k−4k

=0

Since, the remainder is zero, hence, k is the root of the given equation.