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}
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}
举一反三
- 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}
- 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}
- 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}
- 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]17e4385aa223929.jpg[/img]x)(P(x) ∨Q(x)) → ([img=8x14]17e4385aa223929.jpg[/img]x)P(x) ∧ ([img=8x14]17e4385aa223929.jpg[/img]x)Q(x)', ' ([img=8x14]17e4385aa223929.jpg[/img]x)(P(x) ∨ Q(x)) → ([img=8x14]17e4385aa223929.jpg[/img]x)P(x) ∨ ([img=8x14]17e4385aa223929.jpg[/img]x)Q(x)', ' ([img=8x14]17e4385aa223929.jpg[/img]x)P(x) → ([img=8x14]17e4385aa223929.jpg[/img]x)(P(x) ∧Q(x))', ' ([img=8x14]17e4385aa223929.jpg[/img]x)P(x) ∧([img=8x14]17e4385aa223929.jpg[/img]x)Q(x) → ([img=8x14]17e4385aa223929.jpg[/img]x)(P(x) ∧ Q(x))'], 'type': 102}
- 下列函数中为同一个函数的是() 未知类型：{'options': ['f(x)=x,g(x)=[img=25x39]17e43f7e294a229.png[/img]', ' f(x)=x,g(x)=[img=39x24]17e43f7e31cdea3.jpg[/img]', ' f(x)=x,g(x)=[img=35x25]17e43f7e3c419e9.png[/img]', ' f(x)=|x|,g(x)=[img=35x25]17e43f7e3c419e9.png[/img]'], 'type': 102}