Question

(c) If x = 3 and x = 0 are zeroes of the polynomial 2x3 - 8x2 + ax + b , then find the values of a and b.​

Answer 1

alpha + beta = -b/a

3+0= -(-8)/2

B = 8 , A =2

alpha × beta = c/a

3×0 = 1/2

c=1 , a=2

A=2 B = 8 C= 1