find a quadratic polynomial sum and product zero -1÷4,1÷4

+1 vote
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asked Jun 18, 2017 by farook hameed (145 points) 1 7

1 Answer

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answered Jun 18, 2017 by Abhishek Kumar (14,593 points) 5 9 35

α, β are zeros of the quadratic polynomial then sum and product of whose zeroes are -1/4 and 1/4 respectively.
 ∴   α + β = -1/4   αβ = 1/4
α, β are zeros of the quadratic polynomial then the equation is x2 -(α + β)x + αβ = 0
x2 -(-1/4)x + 1/4 = 0 

⇒ 4x2 + x + 1 = 0

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