3X=30,X=10.10+2Y=20,Y=5.5+4Z=9,Z=1.
10SINU/2U 0到無窮的積分是5*3.14159.../2=7.85...
3X=30,X=10.10+2Y=20,Y=5.5+4Z=9,Z=1.
10SINU/2U 0到無窮的積分是5*3.14159.../2=7.85...
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