DIFFERENCE OF SQUARES Algebraic Expressions and Equations An important formula to know, the difference of squares identity is derived geometrically in the video for this practice plan. Mathletes will then try to recognize the difference of squares structure...
MINI #20 - USING THE DIFFERENCE OF SQUARES TO SOLVE PROBLEMS Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk.
MINI #44 - RECOGNIZING SQUARES AND SOLVING A SIMPLER PROBLEM Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk.
MINI #96 - DIFFERENCE OF SQUARES Algebraic Expressions and Equations Video by Art of Problem Solving's Richard Rusczyk.