[tex=4.643x1.214]ja7n8wC6hSDP1R77iqiw2w==[/tex]求高阶微分[tex=1.429x1.429]Ur7ub88+NdfiTGpqq/suuA==[/tex]([tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]是自变量)
[tex=4.643x1.214]ja7n8wC6hSDP1R77iqiw2w==[/tex]求高阶微分[tex=1.429x1.429]Ur7ub88+NdfiTGpqq/suuA==[/tex]([tex=0.571x0.786]c5VsltFnl9nO0qB/vNKOWA==[/tex]是自变量)
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