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Mathematics 22 Online
OpenStudy (anonymous):

if f(x+2)=2x^3-x^2-3, which of the fallowing is equal to 2f(x)-1? 4x3 - 2x2 - 11 4x3 - 2x2 - 7 4x3 + 22x2 + 40x -17 4x3 + 26x2 + 56x -47

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