document.write( "Question 357488: Let f(x)= absolute value of x^2+1. \r
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Algebra.Com's Answer #255256 by user_dude2008(1862) $\"\"$ $\"About$

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f(x+4)=|(x+4)^2+1|=|x^2+8x+16+1|=|x^2+8x+17|\r
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