Question

Find alfa bita gamma of cubic polynomial

Answer 1

check chapter no. 2 of ur NCERT on 2 or 3rd page

Answer 2

Alpha Bita Gamma are the zeroes of a cubic polynomial 
alpha + bita + gamma = -b/a
(alpha)(bita)(gamma) = c/a
(alpha)(bita)+(gamma)(bita)+(alpha)(gamma)= -d/a