函数题f( x )=x2-x+2则f(x+1)=已知f( x )=x2-x+2则f(x+1)=( )A.x2+x+2 B.x2+2x+1 C.x2-x+2 D.x2-3x+2
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函数题f( x )=x2-x+2则f(x+1)=已知f( x )=x2-x+2则f(x+1)=( )A.x2+x+2 B.x2+2x+1 C.x2-x+2 D.x2-3x+2
函数题f( x )=x2-x+2则f(x+1)=
已知f( x )=x2-x+2则f(x+1)=( )
A.x2+x+2 B.x2+2x+1 C.x2-x+2 D.x2-3x+2
函数题f( x )=x2-x+2则f(x+1)=已知f( x )=x2-x+2则f(x+1)=( )A.x2+x+2 B.x2+2x+1 C.x2-x+2 D.x2-3x+2
f(x+1)=(x+1)^2-(x+1)+2=x^2+2x+1-x-1+2=x^2+x+2
A
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