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P + q = 1, (p + q)^2 = 1, shaded area = (1 - p^2 - q^2) π = 2

布衣之才 2022-01-18 08:09:16 ( reads)

Did I miss anything?

跟帖(1)

wxcfan123

2022-01-18 10:10:47

PQ=1, 则有,半个阴影=以PQ为直径的圆=Pi/4