Pls help me pass this class :)

Step-by-step explanation:

You can graph the square root of all positive numbers, including 0. This means that x will always be greater or equal to 0. You can take the square root of negative numbers as complex numbers, but you can't graph them, so the domain for the function is always positive/equal to 0.

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.