Difference between revisions of "Sum and difference of powers"

(hm)
Line 1: Line 1:
{{stub}}
+
The '''sum and difference of cubes''' identities refer to two powerful factoring techniques that, respectively, factor a sum of cubes and a difference of cubes.
 
 
The '''Sum and Difference of Cubes''' identities refer to two powerful factoring techniques that, respectively, factor a sum of cubes and a difference of cubes.
 
  
 
==Factored Forms of Sums and Differences of Cubes==
 
==Factored Forms of Sums and Differences of Cubes==
Line 10: Line 8:
 
* [[Factoring]]
 
* [[Factoring]]
 
* [[Difference of Squares]]
 
* [[Difference of Squares]]
 
+
{{stub}}
 
[[Category:Elementary algebra]]
 
[[Category:Elementary algebra]]

Revision as of 20:26, 10 March 2008

The sum and difference of cubes identities refer to two powerful factoring techniques that, respectively, factor a sum of cubes and a difference of cubes.

Factored Forms of Sums and Differences of Cubes

  • $a^3 + b^3 = (a+b)(a^2-ab+b^2)$
  • $a^3-b^3 = (a-b)(a^2+ab+b^2)$

See also

This article is a stub. Help us out by expanding it.

Invalid username
Login to AoPS