过点[img=69x25]18039c950a50671.png[/img]且垂直平面[img=162x22]18039c9510f6eda.png[/img]的直线方程为( ).
A: [img=157x44]18039c951dad69c.png[/img]
B: [img=157x44]18039c952b09160.png[/img]
C: [img=157x43]18039c9534176ad.png[/img]
D: [img=157x43]18039c953ccd74f.png[/img]
A: [img=157x44]18039c951dad69c.png[/img]
B: [img=157x44]18039c952b09160.png[/img]
C: [img=157x43]18039c9534176ad.png[/img]
D: [img=157x43]18039c953ccd74f.png[/img]
举一反三
- 过点[img=69x25]18036ee49d5aef0.png[/img]且垂直平面[img=162x22]18036ee4a5f1707.png[/img]的直线方程为( ). A: [img=157x44]18036ee4b4aedef.png[/img] B: [img=157x44]18036ee4bd7aa0e.png[/img] C: [img=157x43]18036ee4c5f7bd5.png[/img] D: [img=157x43]18036ee4cf05906.png[/img]
- 过点[img=69x25]18036536797e704.png[/img]且垂直平面[img=162x22]1803653682147f8.png[/img]的直线方程为( ). A: [img=157x44]180365368aacf42.png[/img] B: [img=157x44]1803653697b70d4.png[/img] C: [img=157x43]180365369ff9e3b.png[/img] D: [img=157x43]18036536ad26816.png[/img]
- 过点[img=69x25]18039c950a50671.png[/img]且垂直平面[img=162x22]18039c9510f6eda.png[/img]的直线方程为( ). 未知类型:{'options': ['', '', '', ''], 'type': 102}
- 令F(x):x是有理数,G(x):x是实数。将命题“所有的有理数都是实数,但有的有实数不是有理数”符号化为() 未知类型:{'options': ['17e0a83a4157352.jpgx(F(x)∧G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)[img=14x9]17e0a73094b5dcf.jpg[/img][img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)[img=14x9]17e0a73094b5dcf.jpg[/img]G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)∧[img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)∧G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)∧[img=10x11]17e0a839b915354.jpg[/img]F(x))', ' [img=8x14]17e0a83a4157352.jpg[/img]x(F(x)[img=14x9]17e0a73094b5dcf.jpg[/img]G(x))∧[img=8x14]17e0a83a35505d4.jpg[/img]x(G(x)[img=14x9]17e0a73094b5dcf.jpg[/img][img=10x11]17e0a839b915354.jpg[/img]F(x))'], 'type': 102}
- X~N(1,1), 密度函数为[img=37x25]18038fe689205b5.png[/img], 分布函数为F(x), 则( ) A: [img=198x25]18038fe690a03ee.png[/img] B: [img=101x25]18038fe69af96aa.png[/img] C: [img=67x25]18038fe6a3b8e5b.png[/img][img=118x25]18038fe6ab93d6f.png[/img] D: F(x)=F(-x)