document.write( "Question 489970: f(-x)=x^2+8x+1
\n" ); document.write( "not sure how to apply the negative variable -x times x^2 = -x^2 or -x^3?
\n" ); document.write( "-x times 8x = 7x? or -8x?
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Algebra.Com's Answer #334068 by lwsshak3(11628)\"\" \"About 
You can put this solution on YOUR website!
f(-x)=x^2+8x+1
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\n" ); document.write( "replacing x with (-x)
\n" ); document.write( "f(-x)=(-x)^2+8(-x)+1
\n" ); document.write( "f(-x)=x^2-8x+1
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