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F(x)=x²-x then f(x-1) - f(x+1)= |
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Answer» >
LET's simplify step-by-step. F(x-1)-f(x+1) Distribute: = (f)(x)+(f)(-1)+-fxt =fx+-+-fx+-f Combine Like TERMS: =fx+-+-fx+-f =(fx+-fx)+(-f+-f) =-2F |
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