document.write( "Question 157286: what is the deffinition of a non-linear function? \n" ); document.write( "
Algebra.Com's Answer #115931 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
Not to be a wise guy, but non-linear functions are those which are not linear.
\n" ); document.write( "In other words, when you graph it, it's not a straight line.
\n" ); document.write( "Also, it cannot be represented with the formula,
\n" ); document.write( "\"y=mx%2Bb\"
\n" ); document.write( "Also, linear functions give a constant \"DELTA%2Ay\" for a constant \"DELTA%2Ax\" because the slope is constant.
\n" ); document.write( "That is not the case for nonlinear functions.
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