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Line 10:
Line 10: − + − + − + − *<math>+
→Algebraic Identities
*<math>a^3-b^3=(a-b)(a^2+ab+b^2)</math>
*<math>a^3-b^3=(a-b)(a^2+ab+b^2)</math>
*<math>(a+b+c)^2=a^2+b^2+c^2+2ab+2bc+2ca</math>
*<math>(a+b+c)^2=a^2+b^2+c^2+2ab+2bc+2ca</math>
*<math>
*<math>a^4+a^2b^2+b^4=(a^2+b^2+ab)(a^2+b^2-ab)</math>
*<math>
*<math>(a+b+c)^3-a^3-b^3-c^3=3(a+b)(b+c)(c+a)</math>
*<math>
*<math>(a+b)(b+c)(c+a)=(a+b+c)(ab+bc+ca)-abc</math><br>
=Geometric Results=
=Geometric Results=