express this number in standard form.
1.588 \times 10^{-1} = {? }1.588×10
−1
=?

it is contrapositive

i could not see the question too well so check yourself again too . this is because i want you to get it 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