What's the derivative of tan x?
When in doubt, rewrite the function.
Now the function looks like a quotient, and we know how to find its derivative.
Since we started with a trig function, we'd like the derivative to be written in terms of trig functions also. Since
Make it rain.
The who, what, where, when, and why of all your favorite quotes.
Go behind the scenes on all your favorite films.
danielnieh 6 minutes ago
Hello daniel. i am daniel. i would like to eat some cake because I'm hungry.
This is another message I am typing.
Me just now
this is my message bubble. i like to ride motorcycles because i eat chocolate.