A community for students.
Here's the question you clicked on:
 0 viewing

This Question is Closed

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1tan 3x = ? ... expand this, solve the cubic or quartic equation for tan

Yahoo!
 2 years ago
Best ResponseYou've already chosen the best response.0\[\tan 3x = \frac{ 3tanx  \tan^3 x }{ 13\tan^2x }\]

Yahoo!
 2 years ago
Best ResponseYou've already chosen the best response.0\[\frac{ 3\tan  \tan^3 x }{ 13 \tan^2 x } = 3tanx\] \[\tan^3 x = 9\tan^3 x\]

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1wolf says solution is n(pi) http://www.wolframalpha.com/input/?i=tan%283x%29+%3D+3+tan%28x%29

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1must be quartic in tan(x)

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1tan(3x) = should have cubic ... you have only square ( quadratic)

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1352989835689:dw

hartnn
 2 years ago
Best ResponseYou've already chosen the best response.1thats what he used.... tan^3 = 9 tan^3 so, 8tan^3= 0 > tan x=0 which is true only for x=n*pi

experimentX
 2 years ago
Best ResponseYou've already chosen the best response.1dw:1352990051780:dw
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.