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 All Forums  Homework Help Forums  Pre-Calculus and Calculus  Eqn of tangent line New Topic  Topic Locked  Printer Friendly
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boousaf
Junior Member

USA
6 Posts

 Posted - 09/13/2007 :  11:03:05 Hey guys, im scratching my head on this one... can you give me a nudge in the right direction...Find the eqn of the tangent line to the functions given below (write eqn of tangent line in y-y1 = m(x-x1) format):a) y = f(x) = 1/x when x = 2.b) y = f(x) = sqrt(2x+4) when x = 6.Thanks in advnace!

pka
Advanced Member

USA
2731 Posts

 Posted - 09/13/2007 :  12:43:04 In each case x1 is the x-value; y1=f(x1); and m=f '(x1). Edited by - pka on 09/13/2007 12:43:46
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