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1 March, 10:10

rodney multiplies 3 times itself 104 times:3x3x3x ... x3. (If youve seen exponets, this can also be written as 3 to the 104 power.) What is the last digit of Rodneys number?

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  1. 1 March, 10:21
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    Um ... weird question, but okay. Last digit would be 1.

    3^104 = ... extremely long number, the last digit of which is 1
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