Question

Express
9^-2 and 27^-n as a power
with base 3.


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Answer 1

Answer:

3^-2×2 and 3^3×-n

3^-4 and 3^-3n

3^(-4-3n)

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

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motion is particle along the circumference of a circle is called circular motion