Question
1. (sinx/cscx)+(cosx/secx)=1
2. (1/sinxcosx)-(cosx/sinx)=tanx
3. (1/1+cos s)=csc^2 s-csc s cot s
4. (secx/secx-tanx)=sec^2x+secxtanx
5. (cosx/secx-1)-(cosx/tan^2x)=cot^2x
2. (1/sinxcosx)-(cosx/sinx)=tanx
3. (1/1+cos s)=csc^2 s-csc s cot s
4. (secx/secx-tanx)=sec^2x+secxtanx
5. (cosx/secx-1)-(cosx/tan^2x)=cot^2x
Answers
sinx/cscx is the same thing as sin^2 x
cosx/secx is the same thing as cos^2 x
What you you know about the sum of sin^2 and cos^2 ?
Try proving the other identities yourself, writing tan, csc and sec in terms of sin and cos.
cosx/secx is the same thing as cos^2 x
What you you know about the sum of sin^2 and cos^2 ?
Try proving the other identities yourself, writing tan, csc and sec in terms of sin and cos.
Related Questions
Trigonometric Identities
Prove:
(tanx + secx -1)/(tanx - secx + 1)= tanx + secx
My work so f...
My previous question:
Verify that (secx/sinx)*(cotx/cscx)=cscx is an identity.
(secx/sinx)*(cotx...
1/tanx-secx+ 1/tanx+secx=-2tanx
so this is what I did:
=tanx+secx+tanx-secx
=(sinx/cosx)+ (1/...
Which of the following are trigonometric identities?
(Can be more then one answer)
tanx c...