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3F&CD=21, 2GC730041, 0hommetocore (fog) onto (son Browne

Answer»

(fog)oh=(fog)x^2=(f(3x^2+1)=3x^2+1-1=3x^2; fo(goh)=( fog)x^2=f(3( x^2)^2+1=f(3x^4+1)=3x^4+1-1=3x^4



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