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I'm stuck on this (Chain Rule!!) Differentiation problem:
\(\ \Huge \frac{1}{(t^4+1)^3} .\)
 one year ago
 one year ago
I'm stuck on this (Chain Rule!!) Differentiation problem: \(\ \Huge \frac{1}{(t^4+1)^3} .\)
 one year ago
 one year ago

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Dido525Best ResponseYou've already chosen the best response.1
I would make it a negative exponent.
 one year ago

Study23Best ResponseYou've already chosen the best response.0
I'll give it a try. Thanks for the hint, @Dido525!
 one year ago

Dido525Best ResponseYou've already chosen the best response.1
Let me know what you get.
 one year ago

Study23Best ResponseYou've already chosen the best response.0
\(\ \Huge \text{Okay. We're both 63 :)} \)
 one year ago

Study23Best ResponseYou've already chosen the best response.0
\(\ \text{Not age, of course (though I have no way of knowing...); I was referring to SmartScore.} \)
 one year ago

Study23Best ResponseYou've already chosen the best response.0
\(\ \large \text{Okay, so I got: }\) \(\ \Huge 3(t^4+1)^{4}+4t^3, \) \(\ \Large\text{Is that correct?} \)
 one year ago

BabyslapmafroBest ResponseYou've already chosen the best response.1
Close, but that is not correct.
 one year ago

Study23Best ResponseYou've already chosen the best response.0
@Babyslapmafro \(\ \Large\text{Where did I go wrong?} \)
 one year ago

BabyslapmafroBest ResponseYou've already chosen the best response.1
You must multiply the derivative of the outside by the derivative of the inside, you added the two.
 one year ago

Dido525Best ResponseYou've already chosen the best response.1
You must multiply not add.
 one year ago

Study23Best ResponseYou've already chosen the best response.0
\(\ \Huge \text{Where?} \)
 one year ago

BabyslapmafroBest ResponseYou've already chosen the best response.1
You must multiply the derivative of the quantity (t^4+1) to the derivative of the outside function.
 one year ago

Study23Best ResponseYou've already chosen the best response.0
Oh! Wrong sign. Thanks for pointing that out. The answers in the book in the back say this is the correct answer (with a multiplication sign). Thanks @Dido525 and @Babyslapmafro!
 one year ago

BabyslapmafroBest ResponseYou've already chosen the best response.1
\[\frac{ 12t^3 }{ (t^4+1)^4 }\]
 one year ago

BabyslapmafroBest ResponseYou've already chosen the best response.1
That is the answer in a more simplified "cleaner" format.
 one year ago
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