Question

If α,β are the zeroes of the polynomial x²-9 then αβ(α+β) is​

Answer 1

Answer:

0

Step-by-step explanation:

x²-9=(x+3)(x-3)....by identity x²-y²=(x+y)(x-y)

So a=-3 and ß=3

aß=(-3)(3)=-9

a+ß=-3+3=0

(a+ß)aß=(-9)(0)=0