precal
  • precal
Find y' y=sinx + (4cosx)/x
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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precal
  • precal
Do I do quotient rule for the 2nd part?
anonymous
  • anonymous
yes
anonymous
  • anonymous
do u want me to show u?

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More answers

precal
  • precal
Let's see if I know how
anonymous
  • anonymous
lol ok so u do it and then come back with the answer
precal
  • precal
y'=cosx + x(-4sinx)-(4cosx)(1) y'=cosx-4sinx-4cosx y'=-3cosx - 4sinx
precal
  • precal
did I do it right?
anonymous
  • anonymous
no
precal
  • precal
I forgot x^2 under it
anonymous
  • anonymous
yes
precal
  • precal
ok I will do it again
anonymous
  • anonymous
but otherwise it is basically correct
precal
  • precal
y'=cosx+ (-4sinx-4cosx)/x^2
anonymous
  • anonymous
umm no you it shld be -4xsinx
anonymous
  • anonymous
u included it the first time around
precal
  • precal
you are so right y'=cosx+ (- 4xsinx-4cosx)/x^2
anonymous
  • anonymous
ok ya this is fine
anonymous
  • anonymous
you cld techinically factor out a -4
anonymous
  • anonymous
but it isnt necessary. only if u want ur answer to look a lil neater
precal
  • precal
what should my final answer look like? I am always interested in making it look neater.
anonymous
  • anonymous
|dw:1328585019835:dw|
precal
  • precal
thanks
anonymous
  • anonymous
oh something is wrong with this drawing shreks
anonymous
  • anonymous
but whtvr u get the point i think
anonymous
  • anonymous
umm what level math r u in?
precal
  • precal
I am past graduate work in mathematics. I do this for fun!
anonymous
  • anonymous
lol r u serious???? cuz last time u helped with a hard questionand this is so simple so i thought i maybe was confusig u with someone else
precal
  • precal
|dw:1328586020836:dw| I think you dropped a sign.
anonymous
  • anonymous
lol yes
precal
  • precal
No, I am very rusty in calculus so I am trying to challenge myself with calculus. I am pretty good in Algebra, Geometry, Precal, and so forth. But Calculus I am rusty.
anonymous
  • anonymous
oh u helped me in linear algebra
precal
  • precal
Ok if I can. It has been a while since I have seen Linear Algebra. That was one of my favorite courses. I am also, very rusty in proofs.
precal
  • precal
There are alot of very smart people here. Post your problem separately in case, I can not help you. That way someone might help along the way.
anonymous
  • anonymous
no i dont need help but u have helped me :D
precal
  • precal
anytime :)

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