Question 8
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If α and β are the zeros of the polynomial x2−6x+2 , then (1α+1β)=
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Answer:
6
Step-by-step explanation:
We have a corollary which says,
for a quadratic equation
p(x)=ax²+bx+c
if α and β are zeroes of p(x), then
α+β=(-b/a)
=(-the co-efficient of x/ the co-efficient of x²)
Here,
p(x)=x²-6x+2
So, a=1, b= -6, c=2
(α+β)= -b/a
= -(-6/1)
(α+β)= 6
Cheers!
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