What is typically the first step of an indirect proof?
O
A. Listing reasons for each step of the proof
O
B. Writing QED to show the proof is done
O
C. Assuming that the opposite of what you are trying to prove is true
O
D. Assuming what you are trying to prove is true

C. assuming that the opposite of what you are trying to prove is true.

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.

step-by-step explanation: