What rule I can use to solve this? I need examples like this tasks or something

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- October 21st 2010, 10:26 AMLilCalculate f'(x)

What rule I can use to solve this? I need examples like this tasks or something - October 21st 2010, 10:27 AMAckbeet
Are t and g considered constant?

- October 21st 2010, 10:28 AMLil
It's tg(x)

- October 21st 2010, 10:31 AMAckbeet
Is that the tangent function, then?

- October 21st 2010, 10:33 AMLil
- October 21st 2010, 10:34 AMAckbeet
Ah. Standard notation is

What rule do you think would be appropriate here? - October 21st 2010, 10:36 AMAlso sprach Zarathustra
Yes, mr. Ackbeet it is tan(x)....

Appalling the chain rule...

...

Could you proceed from here...? - October 21st 2010, 10:37 AMAckbeet
Well, technically, it's the product rule. But yes, that is the rule to use here. I was hoping Lil would see that on her own.

- October 21st 2010, 10:45 AMLil
- October 21st 2010, 10:46 AMAckbeet
Right.

- October 21st 2010, 10:55 AMLil
It's correct:

- October 21st 2010, 10:56 AMAckbeet
Correct. So you get what?

- October 21st 2010, 11:00 AMLil

What do next I don't know? - October 21st 2010, 11:01 AMAckbeet
How about factoring out the

- October 21st 2010, 11:05 AMLil