antasiaturner7
antasiaturner7
16-02-2018
Mathematics
contestada
someone plz help me
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tynollette
tynollette
16-02-2018
the 1st layer has 1 cubes, which is also 1²,
the 2nd layer has 4 cubes, which is 2²
the 3rd layer has 9, which is 3²
the nth layer has n² cubes
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