• 2022-07-24
    设函数[img=66x25]1802cf04dfb2e71.png[/img]为方程[img=178x39]1802cf04edaac26.png[/img]所确定的隐函数,则[img=23x44]1802cf04f6c4d14.png[/img]等于
    A: [img=42x45]1802cf04ff9821e.png[/img]
    B: [img=42x45]1802cf0508098f3.png[/img]
    C: [img=42x45]1802cf0510ca99e.png[/img]
    D: [img=42x45]1802cf051a519e6.png[/img]