What is the multiple of 3 before 3n?
2.10 Warmup Proof Techniques

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•
Mathematics
•
9th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
3n - 3
2.
FLASHCARD QUESTION
Front
In a direct proof, we assume that p is __________ and prove that q is true.
Back
true
3.
FLASHCARD QUESTION
Front
Using the indirect proof, what can be assumed so that the statement 'If the square of an integer n is even, then n itself is even' is true?
Back
n is odd
4.
FLASHCARD QUESTION
Front
A way to reach a conclusion using reasoning is called:
Back
Proof
5.
FLASHCARD QUESTION
Front
A proof is finished when...
Back
the last statement matches what you are trying to prove.
6.
FLASHCARD QUESTION
Front
What is a proof?
Back
A logical argument that establishes the truth of a statement.
7.
FLASHCARD QUESTION
Front
What is an indirect proof?
Back
A proof that assumes the opposite of what you want to prove and shows that this assumption leads to a contradiction.
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