Quiz: Assumptions, Logical Steps and Conclusions
Edexcel 9MA0 A-Level Mathematics
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Welcome back! You've already explored what a mathematical proof is. Today, we'll build on that and test your skills in identifying assumptions, following logical steps, and drawing conclusions. Let’s dive in!
Which of the following is a valid assumption in mathematical proof?
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Which of the following are necessary for a valid mathematical argument? (Select all that apply)
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A proof by {{blank0}} involves showing that if the assumption is true, the {{blank1}} must also be true.
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Match the items on the left with their correct pairs on the right
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Match the items on the left with their correct pairs on the right
Which of these is NOT a valid logical step in a proof?
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The conclusion of a proof must follow logically from the {{blank0}}.
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Which of the following are valid ways to disprove a mathematical statement? (Select all that apply)
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When proving by contradiction, what is the first step?
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