Question

if 2 is a zero of the polynomial 3 X square + X - 14 and 2 x minus B then a minus 2 b is equal to​

Answer 1

Answer:

-28

Step-by-step explanation:

If 2 is a zero then

3x2 and 2X become zero

now

X-14=B

mulplying both side by two

2X-28=2B

-28=2B