Question

if 2 is a zero of both polynomial 3x^2 + 8x- 4 and 2x^3 + bx^2 + X - 2 then the value of a + 2b is​

Answer 1

where is 'a' in the equation

Answer 2

2 is equal 0

value of +2

3x^2+8x-4 -2x^3+bx^2+X-2 = 0