Did I miss anything?
P + q = 1, (p + q)^2 = 1, shaded area = (1 - p^2 - q^2) π = 2
所有跟帖:
• PQ=1, 则有,半个阴影=以PQ为直径的圆=Pi/4 -wxcfan123- ♂ (0 bytes) () 01/18/2022 postreply 10:10:47
• PQ=1, 则有,半个阴影=以PQ为直径的圆=Pi/4 -wxcfan123- ♂ (0 bytes) () 01/18/2022 postreply 10:10:47