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Question Number 20827 by New Mathematics last updated on 04/Sep/17

$$findcuberootof12167bydivisonmethod.$$

Answered by Joel577 last updated on 04/Sep/17

$$Idontknowaboutdivisionmethod,but$$$$Iusethismethod$$$$12.167$$$$\mathrm{Find}\mathrm{what}\mathrm{number}\mathrm{when}\mathrm{its}\mathrm{cube}\mathrm{is}\mathrm{equal}$$$$\mathrm{or}\mathrm{less}\mathrm{than}12,\mathrm{the}\mathrm{answer}\mathrm{is}2(2^3=8)$$$$\mathrm{Find}\mathrm{what}\mathrm{number}\mathrm{when}\mathrm{its}\mathrm{cube},$$$$\mathrm{the}\mathrm{last}\mathrm{digit}\mathrm{is}\mathrm{equal}7,\mathrm{the}\mathrm{answer}\mathrm{is}3(3^3=27)$$$$\mathrm{Hence}\mathrm{the}\mathrm{answer}\mathrm{is}23$$

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