SOLUTION: Prove geometrically, (a-b)(a+b) =(a^2)-(b^2)

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Question 491340: Prove geometrically, (a-b)(a+b) =(a^2)-(b^2)
Answer by ptth176(50) About Me  (Show Source):
You can put this solution on YOUR website!
(a-b)(a+b) =(a^2)-(b^2)
(1) (2)
(1)=>a^2-ab+ab-b^2=a^2-b^2
=>(1)=(2)