If anb are the zeros of the polynomial 2x^2 -4x+5, find the value of ^2 + ^2
Answers
Answered by
0
Step-by-step explanation:
Given : α and β are the zeros of the polynomial 2x
2
+7x+5
α+β = sum of zeros =
(coefficient of x
2
)
−(coefficient of x)
=−
2
7
αβ = product of zeroes =
(coefficient of x
2
)
( constant term)
=
2
5
α+β+αβ=(α+β)+αβ=−
2
7
+
2
5
=−1
Similar questions