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प्रश्न
Simplify:
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उत्तर
\[(\frac{- 4}{3} \times \frac{12}{- 5}) + (\frac{3}{7} \times \frac{21}{15})\]
\[ = \frac{4 \times 4}{5} + \frac{1 \times 3}{5}\]
\[ = \frac{16}{5} + \frac{3}{5}\]
\[ = \frac{16 + 3}{5}\]
\[ = \frac{19}{5}\]
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