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Ex 14.2,  1 - Chapter 14 Class 11 Mathematical Reasoning - Part 3

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Ex14.2, 1 Write the negation of the following statements: (iii) All triangles are not equilateral triangle. All triangles are equilateral triangle. or It is false to say that all triangles are not equilateral triangle. or It is not the case that all triangle are not equilateral triangle.

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