计算1/x2y2dy,其中欧式有六个零点a100组成的三棱锥台

^在三角形区域 -x<y<x
∫版∫D(x*2－y*2)?dxdy
∫[0,1]dx∫[-x,x] (x^权2-y^2)dy
∫[0,1]dx (x^2y-1/3y^3)[-x,x]
∫[0,1]4/3x^3dx
1/3x^4 [0.1]
1/3