Math, asked by Cutiepie7907, 7 months ago

If a, b are the roots of x^2-px +q=0 then a/b+b/a =

Answers

Answered by kiratsingh2435
0

Answer:

Given quadratic equation is x

2

−px+q=0

For the quadratic equation ax

2

+x+c=0,

the sum of the roots is

a

−b

and product of the roots is

a

c

Here the roots of the given equation are a and b.

a

2

+b

2

=(a+b)

2

−2ab

=p

2

−2q

Therefore,Option D is correct.

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