过点[img=83x25]1802cfce8a2968e.png[/img]且与[img=33x23]1802cfce9319b33.png[/img]坐标面垂直的直线上点的坐标[img=56x25]1802cfce9af4ceb.png[/img]满足（ ）.
A: [img=56x20]1802cfcea35ab77.png[/img]且[img=32x22]1802cfceacef7f1.png[/img]
B: [img=56x20]1802cfcea35ab77.png[/img]
C: [img=32x22]1802cfceacef7f1.png[/img]
D: [img=56x20]1802cfcea35ab77.png[/img]或[img=32x22]1802cfceacef7f1.png[/img]
A: [img=56x20]1802cfcea35ab77.png[/img]且[img=32x22]1802cfceacef7f1.png[/img]
B: [img=56x20]1802cfcea35ab77.png[/img]
C: [img=32x22]1802cfceacef7f1.png[/img]
D: [img=56x20]1802cfcea35ab77.png[/img]或[img=32x22]1802cfceacef7f1.png[/img]
举一反三
- 过点[img=83x25]18039c9acc4265e.png[/img]且与[img=33x23]18039c9ad4f2c1e.png[/img]坐标面垂直的直线上点的坐标[img=56x25]18039c9ade1e6e2.png[/img]满足（ ）. A: [img=56x20]18039c9ae634d1b.png[/img]且[img=32x22]18039c9aef039eb.png[/img] B: [img=56x20]18039c9ae634d1b.png[/img] C: [img=32x22]18039c9aef039eb.png[/img] D: [img=56x20]18039c9ae634d1b.png[/img]或[img=32x22]18039c9aef039eb.png[/img]
- 过点[img=83x25]18038d7dab6c0f9.png[/img]且与[img=33x23]18038d7db43568a.png[/img]坐标面垂直的直线上点的坐标[img=56x25]18038d7dbbf4699.png[/img]满足（ ）. A: [img=56x20]18038d7dc3febf9.png[/img]且[img=32x22]18038d7dcd35346.png[/img] B: [img=56x20]18038d7dc3febf9.png[/img] C: [img=32x22]18038d7dcd35346.png[/img] D: [img=56x20]18038d7dc3febf9.png[/img]或[img=32x22]18038d7dcd35346.png[/img]
- 设函数对任意x均满足f(1+x)=af(x),且[img=53x21]17e439a6f2a52f9.png[/img]b,其中a,b为非零常数,则 未知类型：{'options': ['f(x)在x=1处不可导', ' f(x)在x=1处可导,且[img=51x21]17e439a6fb4aa33.png[/img]a', ' f(x)在x=1处可导,且[img=51x21]17e439a6fb4aa33.png[/img]b', ' f(x)在x=1处可导,且[img=51x21]17e439a6fb4aa33.png[/img]ab'], 'type': 102}
- 序列x(n)的傅里叶变换为X([img=22x22]1803a80946474ed.png[/img]），则[img=18x20]1803a8094e62489.png[/img]（-n）的傅里叶变换为 A: X([img=22x22]1803a80955f8141.png[/img]） B: [img=24x20]1803a8095dc962e.png[/img]([img=22x22]1803a80955f8141.png[/img]） C: X([img=32x22]1803a8096f435fb.png[/img]） D: [img=24x20]1803a80978321c3.png[/img]([img=32x22]1803a8096f435fb.png[/img]）
- 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}