Question

if alpha and beta are the zeros of 2x²-5x+3 then find (i) alpha²+beta², (ii) 1 alpha/2 + 1 / 2alpha
(iii)alpha/beta +beta /alpha

Answer 1

alpha=1 and beta=3/2......I)1+9/4=13/4
2) 1/3
3) 2/3+3/2=13/6