if alpha beta be the zeroes of the quadratic polynomial 2x2+5x+1 then find the value of alpha+beta+alphabeta
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Answered by
17
sum of roots = -b/a
=5/2
=5/2
Answered by
80
p(x) = 2x² + 5x + 1
Sum of roots = -5/2
Product of roots = 1/2
Therefore substituting these values,
α + β +αβ
=(α + β) + αβ
= -5/2 + 1/2
= -4/2
= -2
Hope this helps!
Sum of roots = -5/2
Product of roots = 1/2
Therefore substituting these values,
α + β +αβ
=(α + β) + αβ
= -5/2 + 1/2
= -4/2
= -2
Hope this helps!
smkjaya:
thank u!
Your most welcome! ; )
We all are helping each other to sail through our doubts.
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