Question

If one zero of p(x) = 8x2
+ 13x + 4k is reciprocal of the other, find k.

Answer 1

For an equation to have one root which is reciprocal of other,
coefficient of x^2 = constant term
Therefore 8 = 4k
k = 2

Edit:
Here, product of roots = 1
hence coefficient of x^2 = constant term