方程[tex=12.214x1.571]xs/NK+d45SVmPMtvkxk1I98Yk3i0ANP3GtzMHEHEs7W7XLGm2sOaR0F2FfLkqB9aSbPfPScoEYaWlKVwLCzgCg==[/tex]通解为______.

求下列函数的导数:[tex=12.214x1.571]5Sbg+naeg9zZYn1O7j38k5ZX0cutnRHiSSG5cdhCXFQNG4Zcr+GIr4CdxQQCX2pG3YlxTUJ8lrjUHsfyAyyN1g==[/tex].

判断下列方程是否为恰当方程，并且对恰当方程求解：[tex=12.214x1.571]Ufxh4Jm7ITpgsdYbA0KgJwLz8UnapBFYPcX1IbIn42SIx+Q/E5S9LedcEVoYujmNmpNbnpwIrPnOeMZQl8mo6Q==[/tex]

证明函数[tex=12.214x1.571]GSm9/ZCuvP4+Z9hKKVpJeWiJZznMuyVbN27EsmI/8cmj1q7aqXYJ+1cCAa+hnQCy460S9S+GPiPOylO9AD9ubg==[/tex]在复平面上处处解析，并求[tex=2.071x1.429]MtIJSUMLMevuuCGe+Zy4bQ==[/tex].

下列配离子中哪个磁矩最大?[tex=18.214x1.571]Jl/7FzhZZnNC745KxpmY8rIfV7ycVlcPBjjpQ/DaQHTursP5ZcpkcJcHrQIHeeAc4iQGDmmQ7c6wQwfOgjaXujolXqMNO+1hOrrKdC9kLYyyWBWIwqTf1Wo8I9oKOEB6PlYpfkCIKVd6w68HIHgQZw==[/tex][tex=12.214x1.571]TluC/PH53nzgdmPNzrP7ygMZGgX6z/e+zs9ipLnvUG3PFAFQOMZOXU50zPAA8tMFBLI+/k9/HEsMR1Z23YZ7f91Njo9UEP38BbcmG79GiAo=[/tex]

设[tex=12.214x1.571]f+9LX3tLaSP/AAglco38tjTH0nr0wZs65h+IjNs9PWWLMAdLSSvncHN9mhDB6LWE+nML+iGW8MYFmagV+a1xrw==[/tex]证明[tex=1.357x1.0]ZV6ylWp4LDR9OimVa9Iisw==[/tex]关于复数加法和乘法构成环,称为高斯整数环.

下列变量组（）是一个闭回路。 A: {x，x，x，x，x，x} B: {x，x，x，x，x} C: {x，x，x，x，x，x} D: {x，x，x，x，x，x}

以下谓词蕴含式正确的是（）: (∀x) (A(x)→B(x))=>( ∀x)A(x)→(∀x)B(x)|(∀x) (A(x)↔B(x))=>( ∀x)A(x)↔(∀x)B(x)|(∀x)A(x)∨(∀x)B(x)=>( ∀x) (A(x)∨B(x))|(∃x) (A(x)∧B(x))=>(∃x)A(x)∧(∃x)B(x)

以下谓词蕴含式正确的是（）: (?x) (A(x)→B(x))=>( ?x)A(x)→(?x)B(x)|(?x) (A(x)?B(x))=>( ?x)A(x)?(?x)B(x)|(?x)A(x)∨(?x)B(x)=>( ?x) (A(x)∨B(x))|(?x) (A(x)∧B(x))=>(?x)A(x)∧(?x)B(x)

下列式中错误的是： A: (∀x)(A(x)Úp(x)) Û (∀x)A(x)Ú (∀x)p(x) B: ($x)A(x) Ù p Û ($x)(A(x) Ù p ) C: (∀x)(A(x)ÚB(x)) Þ (∀x)A(x)Ú( ∀x)B(x) D: ($x)(A(x)ÙB(x)) Þ ($x)A(x)Ù( $x)B(x)