C是圆周X^2+y^2=1,则计算对弧长的曲线积分 ∫C^e^2√x2-y2ds=( )帮 忙看下C是圆周X^2+y^2=1,则计算对弧长的曲线积分 ∫C^e^2√x2-y2ds=( )A:2πe2B:2πeC:πe^2D:2π我还有3题,谁帮我一起做了,我给200分
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![C是圆周X^2+y^2=1,则计算对弧长的曲线积分 ∫C^e^2√x2-y2ds=( )帮 忙看下C是圆周X^2+y^2=1,则计算对弧长的曲线积分 ∫C^e^2√x2-y2ds=( )A:2πe2B:2πeC:πe^2D:2π我还有3题,谁帮我一起做了,我给200分](/uploads/image/z/8838202-58-2.jpg?t=C%E6%98%AF%E5%9C%86%E5%91%A8X%5E2%2By%5E2%3D1%2C%E5%88%99%E8%AE%A1%E7%AE%97%E5%AF%B9%E5%BC%A7%E9%95%BF%E7%9A%84%E6%9B%B2%E7%BA%BF%E7%A7%AF%E5%88%86+%E2%88%ABC%5Ee%5E2%E2%88%9Ax2-y2ds%3D%28+%29%E5%B8%AE+%E5%BF%99%E7%9C%8B%E4%B8%8BC%E6%98%AF%E5%9C%86%E5%91%A8X%5E2%2By%5E2%3D1%2C%E5%88%99%E8%AE%A1%E7%AE%97%E5%AF%B9%E5%BC%A7%E9%95%BF%E7%9A%84%E6%9B%B2%E7%BA%BF%E7%A7%AF%E5%88%86+%E2%88%ABC%5Ee%5E2%E2%88%9Ax2-y2ds%3D%28+%29A%3A2%CF%80e2B%3A2%CF%80eC%3A%CF%80e%5E2D%3A2%CF%80%E6%88%91%E8%BF%98%E6%9C%893%E9%A2%98%EF%BC%8C%E8%B0%81%E5%B8%AE%E6%88%91%E4%B8%80%E8%B5%B7%E5%81%9A%E4%BA%86%EF%BC%8C%E6%88%91%E7%BB%99200%E5%88%86)
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