Dont need to do question A

B.) 6x (x + 2)

C.) 3x (x^2 - 3)

D.) 4x^2 (1 +7x)

Step-by-step explanation:

hello from mrbilldoesmath!

answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

you,

mrb