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Track what you need to practice to master this unit.
Speed Run
Improve speed and accuracy with a timed multiple-choice quiz.
0 / 500
IB: 4
1 problem
IB: 5
8 problems
IB: 6
16 problems
IB: 7
14 problems
Max
3 problems
Introduction to the concept of proofs, proof by deduction, and proof with even and odd numbers.
The concept of a proof by induction with different types of examples.
So far, we have learned to prove that statements are true. In this lesson, we learn strategies to prove that statements are not true.
