设[img=9x23]1803894f5d6503a.png[/img]连续，则[img=232x51]1803894f6980685.png[/img]
A: [img=217x51]1803894f755e336.png[/img]
B: [img=217x51]1803894f811860b.png[/img]
C: [img=217x53]1803894f8e8be1e.png[/img]
D: [img=216x53]1803894f9a869a5.png[/img]
A: [img=217x51]1803894f755e336.png[/img]
B: [img=217x51]1803894f811860b.png[/img]
C: [img=217x53]1803894f8e8be1e.png[/img]
D: [img=216x53]1803894f9a869a5.png[/img]
举一反三
- 设[img=9x23]1802f86d71861ca.png[/img]连续，则[img=232x51]1802f86d7c0446e.png[/img] A: [img=217x51]1802f86d86e14d2.png[/img] B: [img=217x51]1802f86d90e64cf.png[/img] C: [img=217x53]1802f86d9baca90.png[/img] D: [img=216x53]1802f86da680769.png[/img]
- 设[img=9x23]18039e6fe05b74f.png[/img]连续，则[img=232x51]18039e6fea63327.png[/img] A: [img=217x51]18039e6ff4fd82c.png[/img] B: [img=217x51]18039e6ffe9416d.png[/img] C: [img=217x53]18039e700873580.png[/img] D: [img=216x53]18039e701407e9f.png[/img]
- 若f(x)+f(-x)=0, 则[img=95x39]17da608af452d96.jpg[/img]. 若f(x)=f(-x), 则 [img=170x38]17da60541207426.jpg[/img]
- 设随机变量X的概率密度为f(x)，则f(x)一定满足( ). A: 0≤f(x)≤1 B: [img=183x53]1803b451bb3373a.png[/img] C: [img=133x51]1803b451c807078.png[/img] D: f(+∞)=1
- 设f(x)=[img=15x18]17da42685cb8d76.jpg[/img],则f【f'(x)】=