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4 votes
What expressions are equivalent to 4^-2 times 7^-2.

choose two answers

a. (4 times 7)^-4
b. 1/28^2
c. 7^-2/4^2
d. (4 times 7)^4

asked
User Danijar
by
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1 Answer

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for the first time in a few days and

answered
User DBlisse
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