
Proof Techniques in Mathematics

Interactive Video
•
Mathematics
•
9th - 10th Grade
•
Hard

Jackson Turner
FREE Resource
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary focus of a direct proof?
Examining all possible cases
Assuming the opposite of what you want to prove
Considering the relationships between elements
Using known properties to reach a conclusion
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which type of proof involves checking every possible instance?
Proof by contradiction
Proof by exhaustion
Proof by induction
Direct proof
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is another name for proof by exhaustion?
Proof by assumption
Proof by deduction
Proof by elimination
Proof by cases
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In proof by contradiction, what is the initial step?
Assuming the statement is false
Analyzing the relationships between elements
Proving all cases individually
Using known properties to conclude
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What famous example is often used to illustrate proof by contradiction?
Euler's formula
Fermat's Last Theorem
Irrationality of the square root of two
Pythagorean theorem
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is crucial to the process of mathematical induction?
Assuming the opposite of the desired conclusion
Using known properties to reach a conclusion
Examining each element individually
Understanding the relationships between elements
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does proof by induction differ from direct proof?
It checks every possible case
It considers the relationships between elements
It assumes the statement is false
It uses known properties to conclude
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