Ara = 2.162 = 4 + .32 + .0256 = 4.3456
Where did that come from? Remember (x+y)2 = x2 + 2xy + y2.
Ara = 2.162 = 4 + .32 + .0256 = 4.3456
Where did that come from? Remember (x+y)2 = x2 + 2xy + y2.
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