If A has n elements, the P(A) has 2^n elements.

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If a is an odd integer, then 24|a(a^2-1)

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Prove (x^7)+(y^7) = (x+y){(x^6)-[(x^5)y]+[(x^4)(y^2)]-[(x^3)(y^3)]+[(x^2)(y^4)]-[x(y^5)]+(y^6)}

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If A1 is a subset of A2, then P(A1) is less than or equal to P(A2) and P(A2-A1)=P(A2)-P(A1).

If a is an arbitrary integer, then 6|a(a^2+11)

Power Set of a Set With n Elements has 2^n Elements (Proof by Induction)

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