Compute 9°, 9', 92, 9°, 9“, and 9°. 90 91 = 92 = 9° = 94 = 95 = Make a conjecture about the units digit of 9", where n is a nonnegative integer. If n is even, the units digit of 9" is If n is odd, the units digit of 9" is Use strong mathematical induction to prove your conjecture. Submit your proof as a free response. (Submit a file with a maximum size of 1 MB.)

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