Choose the correct simplification of f to the 9th power times h to the 23rd power all over f to the 3rd power times h to the 17th power

If you subtract 3 from 9 you get 6, so it would be f^6 and if you subtract 17 from 23 you get 6 also, so it would be h^6

f^6h^6, I believe the answer is c.

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note: the best i know.