求解答高数,第一题.
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求解答高数,第一题.
设SSD f(x,y)dxdy=A
f(x,y)=xy+A
SSD f(x,y)dxdy=S(0,1)dxS(0,x^2)xydy+AS(0,1)dxS(0,x^2)dy=1/12+A/3=A
A=1/8
f(x,y)=xy+1/8
求解答高数,第一题.
设SSD f(x,y)dxdy=A
f(x,y)=xy+A
SSD f(x,y)dxdy=S(0,1)dxS(0,x^2)xydy+AS(0,1)dxS(0,x^2)dy=1/12+A/3=A
A=1/8
f(x,y)=xy+1/8