Question

If alpha beta Gamma are zeros of polynomial p(x)=x3-mx2+NX+r
Then find
A)1/alpha beta+1/beta Gamma+1/Gamma alpha
B)1/alpha+1/beta+1/Gamma
C) alpha 3+beta3+Gamma 3

Answer 1

a)-m/r

b)-N/r

c)m (m^2-3n)-3r