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प्रश्न
Simplify each of the following and express the result as a rational number in standard form:
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उत्तर
\[\frac{- 16}{21} \times \frac{14}{5} = \frac{- 2 \times 2 \times 2 \times 2}{3 \times 7} \times \frac{2 \times 7}{5} = \frac{- 32}{15}\]
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