document.write( "Question 863623: Differentiate with respect to
\n" ); document.write( "x:f(x)=(ax 3 +bx) \n" ); document.write( "

Algebra.Com's Answer #520499 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
f(x)=(ax^3 +bx)
\n" ); document.write( " $\"f%28x%29=ax%5E3+%2Bbx\"$
\n" ); document.write( " $\"df%2Fdx=3ax%5E2%2Bb\"$
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