
Concept explainers
To find: The assumption that can be made to start the indirect proof.

Answer to Problem 63SPR
The assumption that can be made to start as an indirect proof is
Explanation of Solution
Given:
The given proof is that if
Calculation:
The first step to find the indirect proof is to find the negation of the conclusion.
Consider the conclusion of the given statement “if
Thus, the assumption that can be made to start as an indirect proof is
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