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OpenStudy (anonymous):
Which number is a perfect cube? 88 121 243 343
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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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