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Nodata Group TitleBest ResponseYou've already chosen the best response.1
Do you know how to find the derivative of tan^(1) ?
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
let's use the chain rule.
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
\[y = \tan^{1}(u)\]
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
\[u = \frac{x}{7}\]
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
we know that \[\frac{dy}{dx}=\frac{dy}{du}\frac{du}{dx}\]
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
So \[\frac{dy}{dx}=\frac{1}{1+u^2}\frac{1}{7}\]
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
\[\frac{dy}{dx}=\frac{1}{1+(x/7)^2}\frac{1}{7}\]
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
Do you have any question?
 2 years ago

andrea723 Group TitleBest ResponseYou've already chosen the best response.0
its that whole thing right? 1/1+(x/7)^2*1/7???
 2 years ago

andrea723 Group TitleBest ResponseYou've already chosen the best response.0
thank you
 2 years ago

Nodata Group TitleBest ResponseYou've already chosen the best response.1
You're welcome.
 2 years ago
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