Question

  Q.1 Verify – (-x) = x for x = 13/-15
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Answer 1

Answer:

$- ( - x) = x \\ \\ = > - ( - \frac{13}{ - 15} ) = \frac{13}{ - 15} \\ \\ \\ = > = > = > - ( \frac{13}{15} ) = - ( \frac{13}{15} )$

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