Question

if alpha and beta are the zeros of the quadratic polynomial axsquare+bx+c then find 1/ alpha +1/ beta.​

Answer 1

Answer:

let alpha and beta be represented by a and b respectively.

1/a+1/b

=b+a/ab

a+b= -b/a = -b/a

ab=c/a =c/a

-b/a

c/a

=(-b) × a

a c

=(-b/c)

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Answer 2

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