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Mathematics, 15.10.2020 20:01 tommylopez22713

Tom claims that since the exponent is 4, you just need to add 4 extra zeros after the last number to get your answer. Which of the following expressions refute his claim? Select TWO that are correct. 2.1×104

B
780×104

C
5×104

D
72÷104

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Answers: 2

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