SOLUTION: Please factorise the following by using the difference of two squares method (2x+y) squared -4 4a squared b squared -16c squared

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: Please factorise the following by using the difference of two squares method (2x+y) squared -4 4a squared b squared -16c squared       Log On


   

Question 361187: Please factorise the following by using the difference of two squares method

(2x+y) squared -4
4a squared b squared -16c squared
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
The difference of squares is always the sum times the difference.
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a%5E2+-+b%5E2+=+%28a%2Bb%29%2A%28a-b%29
x%5E2y%5E2+-+w%5E2z%5E2+=+%28xy%2Bwz%29%2A%28xy-wz%29