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Symify 9 to the 2 power / 9 to the 7 power

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9514 1404 393

Answer:

1/9^5

Explanation:


(9^2)/(9^7)=(9\cdot 9)/(9\cdot 9\cdot 9\cdot 9\cdot 9\cdot 9\cdot 9)=(1)/(9\cdot 9\cdot 9\cdot 9\cdot 9)=\boxed{(1)/(9^5)}

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An exponent is an indicator of repeated multiplication. As you can see, factors in the numerator cancel those in the denominator, so the result is the difference of the exponents.

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