Question

2/5

^3×2/5^7=2/5^2n find n value

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Answer 1

Answer:

$( \frac{2}{5}) {}^{3} \times ( \frac{2}{5} ) {}^{7} = ( \frac{2}{5} ) {}^{2n}$

$( \frac{2}{5} ) {}^{3 + 7} = ( \frac{2}{5} ) {}^{2n}$

$( \frac{2}{5} ) {}^{2n} = ( \frac{2}{5} ) {}^{10}$

$2n = 10$

$n = 5$

Ans.