下列哪个镜头拍摄的画面属于小光比?
A: [img=268x114]180373f017c19af.png[/img]
B: [img=216x92]180373f0270a021.png[/img]
C: [img=506x228]180373f03bb44d8.png[/img]
D: [img=440x293]180373f054a4c58.png[/img]
A: [img=268x114]180373f017c19af.png[/img]
B: [img=216x92]180373f0270a021.png[/img]
C: [img=506x228]180373f03bb44d8.png[/img]
D: [img=440x293]180373f054a4c58.png[/img]
举一反三
- 下列哪个镜头拍摄的画面属于小光比? A: [img=268x114]1803dfea4ae5acd.png[/img] B: [img=216x92]1803dfea56c4c02.png[/img] C: [img=506x228]1803dfea6b24e67.png[/img] D: [img=440x293]1803dfea8070948.png[/img]
- 下列哪个镜头拍摄的画面属于小光比? A: [img=268x114]1803df92dec6060.png[/img] B: [img=216x92]1803df92ecaf3c6.png[/img] C: [img=506x228]1803df93007b775.png[/img] D: [img=440x293]1803df93162dbaa.png[/img]
- 在下列命题中:如果f(x)=[img=28x44]17e0bf9914bb2f1.png[/img],那么[img=27x29]17e0bf97582597b.png[/img]f(x)=0;如果f(x)=[img=28x44]17e0bf992111a1c.png[/img],那么[img=27x29]17e0bf97582597b.png[/img]f(x)=0;如果f(x)=[img=55x44]17e0bf992d8de0a.png[/img],那么[img=29x29]17e0bf9939482bb.png[/img]f(x)不存在;如果f(x)=[img=87x53]17e0bf99450fa82.png[/img],那么[img=27x29]17e0bf97582597b.png[/img]f(x)=0。其中错误命题的个数是( A: 0 B: 1 C: 2 D: 3
- 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}
- 若f(x)+f(-x)=0, 则[img=95x39]17da608af452d96.jpg[/img]. 若f(x)=f(-x), 则 [img=170x38]17da60541207426.jpg[/img]