Tuesday 19 May 2020

a^3 + b^3 + c^3 - 3abc 2nd variety part 2 sums

a^3 + b^3 + c^3 - 3abc     2nd variety part 2 sums
simplify  and then substitute in formula and expand

1]1x^3+8y^3+27c^3-18xyz
2]64a^3+125b^3+216c^3-360abc
3]343d^3+512e^3+729f^3-1512def
4]x^3y^3+a^3b^3+m^3n^3-3xyabmn
5]8/27 x^3+64/125 y^3+216/343z^3-48/35 xyz
6]0.001 m^3 + 0.008y^3 + 0.027z^3 - 0.009myz
7]0.064a^3+0.125y^3+0.216z^3-0.36ayz
8]x^3/y^3+a^3/b^3+m^3/n^3- 3xam/ybn
9]1.728x^3+2.197y^3+2.744z^3-6.552xyz
10]x^y^3z^3+a^3b^3c^3+m^3n^3p^3 -3xyzabcmnp
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