Question

If one zeo of a polynomial p(x)=5x2=13x-a is the reciprocal of the other, find the value of a

Answer 1

Answer: -5

Explanation: Let beta be 1/alpha

like all we know,

alpha ×beta = c/a

@×1/@ = -a/5

1= -a/5

-a = 5

a = -5