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Mathematics 15 Online
OpenStudy (anonymous):

Find the reciprocal of the number. Multiply to check your answer. 9 A. 81 B. 1 C. 1/9 D. 1/81

OpenStudy (denonakavro):

Reciprocal means doing 1/x Here your x is 9, so the reciprocal will be 1/9

OpenStudy (denonakavro):

To check it just do 9 times 1/9 and you will get 1

OpenStudy (anonymous):

Thanks!

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