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What is the area enclosed by the graphs of (y - x)^2 = 4 and (y + x)^2 = 4?

 Dec 20, 2019
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This solution can be easily  found  graphically : https://www.desmos.com/calculator/8tv2ssgvrv

 

The area = two triangles each  with a base of  4  and a height of 2

 

So.....the area  =   2  [ (1/2) (4) (2) ]  =   8 units^2

 

 

cool cool cool

 Dec 20, 2019

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