Math, asked by Tohru, 5 months ago

please solve it...........

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Answered by shravani200718

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$\frac{ - 243 {r}^{3} }{7} \times \frac{343 {r}^{4} {s}^{7} }{729 {r}^{2} } = \frac{49 {r}^{5} {s}^{5} }{3}$

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