Question

plzzz answers immediately​

Answer 1

Step-by-step explanation:

(10/9)4 ÷ (10/9)6

(10000/6561) ÷ (1000000/531441)

Answer 2

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$( \frac{9}{10} ) {}^{ - 4} \div ( \frac{9}{10} ) {}^{ - 6} \\ \\ = (\frac{9}{10} ) {}^{ - 4 - ( - 6)} \\ \\ = ( \frac{9}{10} ) {}^{ - 4 + 6} \\ \\ = ( \frac{9}{10} ) {}^{2} \\ \\ = \frac{9 {}^{2} }{10 {}^{2} } \\ \\ = \frac{81}{100} \\ \\ = 0.81$

0.81 ɪs ᴛʜᴇ ᴀɴsᴡᴇʀ