Identify identities

  • Thread starter Rosita
  • Start date
  • #1
1
0

Homework Statement



How do I put the sign for pi and the sign for theta? I can not solve this problem.
Please help because I am new and I am having difficulty in my precalculus homework. The problem says identify identities of: sin (pi/2 + theta) = cos theta


Homework Equations





The Attempt at a Solution


Homework Statement





Homework Equations





The Attempt at a Solution


Homework Statement





Homework Equations





The Attempt at a Solution


Homework Statement





Homework Equations





The Attempt at a Solution

 

Answers and Replies

  • #2
rock.freak667
Homework Helper
6,223
31
Do you know how to expand sin(A+B) ?
 

Related Threads on Identify identities

Replies
6
Views
2K
  • Last Post
Replies
4
Views
2K
  • Last Post
Replies
4
Views
1K
  • Last Post
Replies
7
Views
1K
Replies
28
Views
1K
Replies
3
Views
1K
  • Last Post
Replies
12
Views
825
  • Last Post
Replies
4
Views
717
  • Last Post
Replies
5
Views
2K
  • Last Post
Replies
7
Views
2K
Top