谓词公式([img=8x14]17e0a83a4157352.jpg[/img]x)P(x,y)∧([img=8x14]17e0a83a35505d4.jpg[/img]x)(Q(x,z)→([img=8x14]17e0a83a4157352.jpg[/img]x)([img=8x14]17e0a83a4157352.jpg[/img]y)R(x,y,z))中量词[img=8x14]17e0a83a35505d4.jpg[/img]x的辖域是()
未知类型:{'options': ['(Q(x,z)→([img=8x14]17e0a83a4157352.jpg[/img]x)([img=8x14]17e0a83a4157352.jpg[/img]y)R(x,y,z))', ' Q(x,z),R(x,y,z)', ' Q(x,z)→([img=8x14]17e0a83a4157352.jpg[/img]y)R(x,y,z)', ' Q(x,z)'], 'type': 102}
未知类型:{'options': ['(Q(x,z)→([img=8x14]17e0a83a4157352.jpg[/img]x)([img=8x14]17e0a83a4157352.jpg[/img]y)R(x,y,z))', ' Q(x,z),R(x,y,z)', ' Q(x,z)→([img=8x14]17e0a83a4157352.jpg[/img]y)R(x,y,z)', ' Q(x,z)'], 'type': 102}
举一反三
- 谓词公式([img=14x16]17da56eeb417e47.png[/img]x)P(x,y)∧(([img=8x14]17da6393381999d.jpg[/img]x)Q(x,z)→([img=12x15]17da639354b492d.png[/img]x)([img=8x14]17da6393381999d.jpg[/img]y)R(x,y,z))中量词[img=15x16]17da56ee93ee35a.png[/img]x的辖域是( ) 未知类型:{'options': ['([img=15x16]17da56ee93ee35a.png[/img]x)Q(x,z)→([img=8x14]17da563f348435c.jpg[/img]x)([img=15x16]17da56ee93ee35a.png[/img]y)R(x,y,z))', ' Q(x,z)→([img=15x16]17da56ee93ee35a.png[/img]y)R(x,y,z)', ' Q(x,z)→([img=12x15]17da639354b492d.png[/img]x)([img=8x14]17da6393381999d.jpg[/img]y)R(x,y,z)', ' Q(x,z)'], 'type': 102}
- 设 I 是如下一个解释:D={a,b},[img=200x41]17e0bd5bc413cab.png[/img]解释 I 下取真值为1的公式是( ) 未知类型:{'options': ['17e0a83a35505d4.jpgx[img=8x14]17e0a83a4157352.jpg[/img]yP(x,y)', ' [img=8x14]17e0a83a4157352.jpg[/img]x[img=8x14]17e0a83a4157352.jpg[/img]yP(x,y)', ' [img=8x14]17e0a83a4157352.jpg[/img]xP(x,x)', ' [img=8x14]17e0a83a4157352.jpg[/img]x[img=8x14]17e0a83a35505d4.jpg[/img]yP(x,y)'], 'type': 102}
- 一阶公式([img=16x17]17da563f2953679.png[/img]x)(P(x)∨([img=8x14]17da563f348435c.jpg[/img]y)R(y))→Q(x)中量词x的辖域是( ) 未知类型:{'options': ['([img=16x17]17da563f2953679.png[/img]x)(P(x)∨([img=8x14]17da563f348435c.jpg[/img]y)R(y))', ' P(x)', ' (P(x)∨([img=13x16]17da563f4517a67.png[/img]y)R(y))', ' (P(x)∨([img=13x16]17da563f4517a67.png[/img]y)R(y))→Q(x)'], '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}
- 下列的推理结构中哪个是正确的推理形式()。 未知类型:{'options': ['([img=8x14]17e4385a99bb660.jpg[/img] x)P(x) ∧ ([img=8x14]17e4385a99bb660.jpg[/img]x)Q(x) → ([img=8x14]17e4385a99bb660.jpg[/img]x)(P(x) ∧Q(x))', ' ([img=8x14]17e4385a99bb660.jpg[/img] x)P(x) → ([img=8x14]17e4385a99bb660.jpg[/img]x)(P(x) ∧ Q(x))', ' ([img=8x14]17e4385a99bb660.jpg[/img]x)(P(x) ∨ Q(x)) → ([img=8x14]17e4385a99bb660.jpg[/img]x)P(x) ∨([img=8x14]17e4385a99bb660.jpg[/img]x)Q(x)', ' ([img=8x14]17e4385a99bb660.jpg[/img]x)(P(x)∨ Q(x)) → ([img=8x14]17e4385a99bb660.jpg[/img] x)P(x) ∧ ([img=8x14]17e4385a99bb660.jpg[/img] x)Q(x)'], 'type': 102}