document.write( "Question 1033387: The hyperbolic tangent function is defined by the equation
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\n" ); document.write( " $\"+%28+d+%2F+dx+%29+tanh+x+\"$ \n" ); document.write( "

Algebra.Com's Answer #647978 by robertb(5830) $\"\"$ $\"About$

You can put this solution on YOUR website!

by direct application of the quotient rule...\r
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