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Gr. 9 Math

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a) Evaluate each power 3^1, 3^2, 3^3,3^4, 3^5, 3^6
b) Examine the final digit of each of your answers. What pattern do you notice?
I noticed that it ends with 3,9,7,1,3,9... etc
c)Use the pattern you found in part b) to determine the final digit in the number 3^3234. Explain.

please & thankyou ! i just need help with c)

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