Question

If 1 zero of the polynomial P(x)= 2x²+13x+K is reciprocal of another find the value of K.

Answer 1

Answer:

Let α be the first root of the polynomial 2x

2

−3x+k.

Then according to question other root is

α

1

.

Now, product of roots=

coefficientofx

2

constantterm

⇒α×

α

1

=

2

k

⇒k=2

2 Is ur right answer