A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 one year ago
is secxtanx(1sin^2x)=sinx a trigonometric identity?
anonymous
 one year ago
is secxtanx(1sin^2x)=sinx a trigonometric identity?

This Question is Closed

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0Hint: 1  2sin^2 x = cos^2 x  also convert secx tanx to sin's and cos's and see what you get

welshfella
 one year ago
Best ResponseYou've already chosen the best response.01  sin^2 x = cos ^2 x sec x = 1/ cos x tan x = sin x / cos x replace these in your identity and see what you can simplify  maybe it will simplify to sin x

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0if it does then its a trigonometric identity

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay i'll try that thank you

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0would the answer be no ?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0dw:1433778634726:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0can you see where we can cancel out some of the functions?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.0I am assuming you know that cos^2 x = cos x * cos x
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.