19(3+2t)/1+0.05t, where t is the time in years

(-5,-28)

i graphed to on desmos.

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

what

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.