Question

find the derivative of f(x) = 3x cos 6x .

Answer 1

\[\frac{d}{dx}3xcos6x\]
Do you know the product rule?

Answer 2

yes

Answer 3

So, what have you done?

Answer 4

but how would i use it in this case

Answer 5

Where are you having problems?

Answer 6

may someone please show me step by step how to do this. my professor sucks and is currently being investigated by the math dept here because of it so yeah...

Answer 7

Here is a great site to help you with your math! www. mathway.com! :)

Answer 8

That site will provide you with a step by step! :D

Answer 9

mathway is not credible

Answer 10

Well, have you atleast tried it?

Answer 11

How i learn a lot from that site...

Answer 12

You just have to sign up to get the step by step part!! :) It helps me a ton...

Answer 13

i have missed many questions from its wrong answers. wolframalpha is more reliable

Answer 14

Okay. maybe you just type them in wrong... it always helps me :D

Answer 15

I dont use it for tests though... i use it for help... you use it for tests?

Answer 16

okay sure but anyways thanks bye. now back to the question i need help with

Answer 17

@tinagca: Please don't divert people to another site; when someone is trying to help them.

Answer 18

Mkay! later :D

Answer 19

I was trying to give her a step by step site :o

Answer 20

That was retarded; interjecting out of the blue.

Answer 21

please folks i really need help the bantering can be spared

Answer 22

Oh shut up. like seriously i was trying to help then you guys started being rude. So whatever, a simple thank you and just saying " Oh i already tried that site" would have been fine.