Sunday, October 9, 2011

Describe and how to solve TPS and Difference of 2 Squares

Different of 2 squares:
The difference of two square formula.
or the other way around.

Examples:

  • (49x² - 64) = (7x + 8)(7x - 8)
  • (4x + 6)(4x - 6) = 16x² - 36 
*but (a² + b²) is not the same as (a² - b²)



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