Question

if alpha and beta are roots of the equation x²+5x+1=0 then find a²+b²

Answer 1

Answer:

sum of root=5

product of root=6

value of 1/a2+1/b2=

=a2+b2/(ab)2.(1)

on finding value of a2+b2=(a+b)2-2ab

a2+b2=25-12

a2+b2=13

putting this value in equation 1

=13/(6)2

=13/36

Step-by-step explanation:

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Answer 2

You'll find the detailed answer in the affixed image. I hope this answer will be marked as brainliest.