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Mathematics 20 Online
OpenStudy (anonymous):

Which number is a perfect cube? 88 121 243 343

OpenStudy (anonymous):

121 is 11 squared so thats not it

OpenStudy (anonymous):

try the cube root on your calculator

OpenStudy (anonymous):

88 is not

OpenStudy (anonymous):

243 is not

OpenStudy (anonymous):

so guess which one it is: 7 x 7 x 7 = 343

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