Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
← 55 members online
 0 viewing
sabika13
Group Title
How do I solve this using identity:
cos^2x/(1+2sinx3sin^2x) = (1+sinx)/(1+3sinx)
 one year ago
 one year ago
sabika13 Group Title
How do I solve this using identity: cos^2x/(1+2sinx3sin^2x) = (1+sinx)/(1+3sinx)
 one year ago
 one year ago

This Question is Closed

Libniz Group TitleBest ResponseYou've already chosen the best response.2
let sin (x) be b
 one year ago

sabika13 Group TitleBest ResponseYou've already chosen the best response.0
i have to use trig identities tho^
 one year ago

Libniz Group TitleBest ResponseYou've already chosen the best response.2
(1+2sinx3sin^2x) 1+2b3 b^2 = (1+3b)(1b)
 one year ago

Libniz Group TitleBest ResponseYou've already chosen the best response.2
cos^2x use identiry sin^2(x)+cos^2(x)=1 cos^2=1sin^2(x)>1b^2 1b^2=(1+b)(1b)
 one year ago

Libniz Group TitleBest ResponseYou've already chosen the best response.2
(1+b)(1b)  (1+3b)(1b) (1b) cancels leaving (1+b)  (1+3b) remember b=sin(x) 1+
 one year ago
See more questions >>>
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.