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Shadowys Group TitleBest ResponseYou've already chosen the best response.1
Have you differentiated F(x) and then sub'ed \(\frac{\pi}{6}\) into it?
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Do you know the derivative of tan(x) ??
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
i kno the differvative is secxtanx but i dont know where to go frm there :/
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Yes, than just replace x by pi/6..
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
(2\[\sqrt{3}\]/3 and \[\sqrt{3}\]/3
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[F'(\frac{\pi}{6}) = \sec(\frac{\pi}{6}) \cdot \tan(\frac{\pi}{6})\]
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
igot tht part
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
What is the value of : \[\sec (\frac{\pi}{6})\]
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Yes and what is for tan(pi/6) = ??
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Wait, derivative of tan(x) isn't it sec^2(x) ??
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
its not ?
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[\frac{d}{dx} \tan(x) = \sec^2(x)\]
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
thts y im getting the wrong answer
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
thank you
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
You were doing the derivative of sec(x)..
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[\frac{d}{dx}\sec(x) = \sec(x) \cdot \tan(x)\] It is okay and sorry from my side too, I also got confused.. And you are welcome dear..
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
ok idk how to combine the 2 radicals
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Where ??
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[F'(\frac{\pi}{6}) = \sec^2(\frac{\pi}{6})\]
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
dw:1352970940060:dw
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[\implies \frac{2 \sqrt{3}}{3} \times \frac{2\sqrt{3}}{3} \implies ??\]
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
This is simple multiplication and division now...
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
i know but im not getting the right answer
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
What are you getting tell me first...
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Its not 4... You are missing something.
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
\[\sqrt{3} \times \sqrt{3} = ??\]
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
2 times 2=4 root3 times root 3= 3 4 times 3 =12 12 divide3 =4
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
12 divided by 3 ??? Are you sure in denominator it is 3 ??
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
im not too good with my unit circle
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Dear, what will you get when you will square 3 ??
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Check the colored things here : \[\frac{2 \sqrt{3}}{\color{red}{3}} \times \frac{2 \sqrt{3}}{\color{red}{3}} = ??\]
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
Yes it is 12 divided by 9 and not 3.. So what will you get now ??
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
i was thinking addition
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
my mistake...srry if i took up yhur time
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
It is okay but be careful from next time... These are called "Silly Mistakes..." Ok, now concentrate more on new problems...
 2 years ago

waterineyes Group TitleBest ResponseYou've already chosen the best response.1
It is okay..
 2 years ago

reeny1996 Group TitleBest ResponseYou've already chosen the best response.0
thanks a lot :)))
 2 years ago
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