document.write( "Question 813584: . Evaluate the derivative of y = tan(4x+1)
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Algebra.Com's Answer #489797 by ewatrrr(24785) $\"\"$ $\"About$

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document.write( "Hi,
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document.write( "Evaluate the derivative of y = tan(4x+1)
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document.write( "Using the Chain Rule: y '=  
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document.write( "Let u = (4x+1), 
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document.write( "y = tan(u)
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document.write( "y' = = 4sec^2(u)
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document.write( "y ' = 4sec^2(4x+1)  |  u = (4x+1) \n" );
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