求[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex]参数方程的导数
求[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex]参数方程的导数
求下列参数方程所确定函数的导数:[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex],求[tex=1.429x2.429]CvyIkmwiTv5AMf6X0zLqUw/VjEktbz5lk72oPs0DoMi4CbrKpj0+o0jblNhuaabT[/tex].
求下列参数方程所确定函数的导数:[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex],求[tex=1.429x2.429]CvyIkmwiTv5AMf6X0zLqUw/VjEktbz5lk72oPs0DoMi4CbrKpj0+o0jblNhuaabT[/tex].
求下列参数方程所确定的函数的二阶导数:[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex],求[tex=1.786x2.571]CvyIkmwiTv5AMf6X0zLqU1HRrU40bq4XIC6KnjNNlqXfsCMhKrWS8tBkXpEekCDl[/tex]
求下列参数方程所确定的函数的二阶导数:[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex],求[tex=1.786x2.571]CvyIkmwiTv5AMf6X0zLqU1HRrU40bq4XIC6KnjNNlqXfsCMhKrWS8tBkXpEekCDl[/tex]
设星形线[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex]上每一点处的线密度的大小等于该点到原点的距离的立方,在原点[tex=0.786x1.286]/aLPP1sXG9WQPxIsGVtWrg==[/tex]处有一单位质点,求星形线在第一象限的弧段对这质点的引力。
设星形线[tex=6.143x3.357]fnpmC2J6JmQBLyo5NmGAz3jVcwYZMZw0YQ/CFBy2Wa9zdHPEw+mDDe3w37nZYpizPVMMc+bi1LESRCDg++jwWtbgB82hIELn0XYaPs/KwBM=[/tex]上每一点处的线密度的大小等于该点到原点的距离的立方,在原点[tex=0.786x1.286]/aLPP1sXG9WQPxIsGVtWrg==[/tex]处有一单位质点,求星形线在第一象限的弧段对这质点的引力。