若f(a,b)=(b,a),G(m,n)=(-m,-n)则G(f(-5,6)= (
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![若f(a,b)=(b,a),G(m,n)=(-m,-n)则G(f(-5,6)= (](/uploads/image/z/9332971-43-1.jpg?t=%E8%8B%A5f%EF%BC%88a%2Cb%EF%BC%89%3D%EF%BC%88b%2Ca%EF%BC%89%2CG%EF%BC%88m%2Cn%EF%BC%89%3D%EF%BC%88%EF%BC%8Dm%2C%EF%BC%8Dn%EF%BC%89%E5%88%99G%28f%28%EF%BC%8D5%2C6%EF%BC%89%3D+%EF%BC%88)
若f(a,b)=(b,a),G(m,n)=(-m,-n)则G(f(-5,6)= (
若f(a,b)=(b,a),G(m,n)=(-m,-n)则G(f(-5,6)= (
若f(a,b)=(b,a),G(m,n)=(-m,-n)则G(f(-5,6)= (
由题意,得:f(-5,6))=(6,-5) 所以,原式=G(6,-5)=(-6,5)