Ill mark brainllest if right

A

Step-by-step explanation:

because the 7 × -20 makes it as a 1/?

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a is the correct

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