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Mathematics
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3 questions
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Is there any genius?

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I'm just trying this:

x^3+y^3+z^3=k

Let's use a^3+b^3+c^3 formula

a^3+b^3+c^3=(a+b+c)

I'm tired of putting "^" between powers so I hope y'all can understand ^_^

[a2+b2+c2โˆ’abโˆ’bcโˆ’ac]+3abc
Second one is

a3+b3+c3=(a+b+c)12[(aโˆ’b)2+(bโˆ’c)2+(cโˆ’a)2]+3abca3+b3+c3=(a+b+c)12[(aโˆ’b)2+(bโˆ’c)2+(cโˆ’a)2]+3abc

To derive these formulas, Follow these steps-

Let me first remind... (More)

Well yes math's is a tough subject for me sometimes

But nothing is difficult when we give it a try once Im studying mathematics calculus and analytical geometry its so difficult but when i start solving a chapter or exercise... (More)