Given a = {1, 3, 4, 6} and b = {2, 3, 5, 6}, what is ab?
{1, 4, 5}
{1, 6, 8, z}
{3, 6}
{1, 2, 3, 4, 5, 6}

1,918

step-by-step explanation:

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.