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Example 2 (i) - Mathematical Reasoning
Last updated at August 14, 2026 by Teachoo
Writing negation of statements
Mathematical Reasoning
Concept wise
- Statements
-
Writing negation of statements
- Negation - Checking if true or not
- Finding Compound Statement
- Words 'And' & 'Or'
- Inclusive and exclusive or
- Quantifiers
- Contrapositive and converse
- If then
- If and only if
- Proving not true/false (by giving counter examples)
- Proving True - If and only if
- Proving True - By Contrapositive
- Proving True - By Contradiction
- Necessary and sufficient condition
Transcript
Example 2 Write the negation of the following statements. (i)Both the diagonals of a rectangle have the same length. Both Diagonals do not have same length. Or It is false to say that both the diagonals have the same length. Or It is not the case that both the diagonals of a rectangle have the same length .
