anonymous
  • anonymous
f(y)=sqrt(7y)-sin(1+cosy)... need the derivitive of this one and i dont know where im going wrong any help?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
hey, how's it going?
anonymous
  • anonymous
hey can you help me?
anonymous
  • anonymous
sure, where are you getting stuck?

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anonymous
  • anonymous
yes i need to find the deriv. of that function
anonymous
  • anonymous
i know to do the chain rule for the second term.. what about the first term
anonymous
  • anonymous
sqrt means exponent is 1/2, so the first term is (7y)^1/2, can you do the deriv from there?
anonymous
  • anonymous
ya i got (7/2)y^(-1/2)?
anonymous
  • anonymous
good
anonymous
  • anonymous
isnt there a chain rule applied to that term though?
anonymous
  • anonymous
nevermind i figured it out.. thanks any

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