• 2022-05-30
    判断下面表达式是否为全微分,若是全微分,求出其原函数。[tex=18.714x1.571]yCLc1kUCYZ2fhWptLzu1sQY6+YApLPq0hwTx+IrIhiVbE4e/zv8BRkqIlafD+sEiXyfi7PVxqFIUUknw33zUAUAXewyB3/Cuz+S0ONJbE3F7PxetaGKouC82TquxLMDI[/tex]