Question

if alpha and beta are two zeros of the quadratic polynomial 2x^2-3x+7 then find the
i) alpha/beta + beta/alpha
ii) alpha beta^3+beta alpha^3​

Answer 1

2x² - 3x + 7 = 0

D = b² - 4×a×c

= 3² - 4 × 2 × 7

= 9 - 56

= - 47

This quadratic polynomial does not have any real root.