Establish the following identity Sin2x/1+cos2x=tanx

Establish the following identitySin2x/1+cos2x=tanx
1. 0 answers
2. asked by Tyler
3. 517 views
Solve identity,(1-sin2x)/cos2x = cos2x/(1+sin2x) I tried starting from the right side, RS: =(cos²x-sin²x)/(1+2sinxcosx)
1. 3 answers
2. asked by sh
3. 762 views
prove sin2x+cos2x+1 tan(pi/4+x)______________ = __________ sin2x+cos2x-1 tanx so what I did tan(x)
1. 2 answers
2. asked by Lana
3. 752 views
Prove the identity:1-cos2x/sin2x = 1+tanx/1+cotx I simplified the RS to tanx. LS:(1-2cos²x+1)/2sinxcosx (2+2cos²x)/2sinxcosx
1. 2 answers
2. asked by sh
3. 1,333 views
Please help me proof the identity. This isn't even math to me, I can not understand it so please show all work. God blessA)1-cos
1. 2 answers
2. asked by Rachel
3. 687 views
prove that1+sin2x-cos2x / sin2x+cos2x = tanx
1. 1 answer
2. asked by Anonymous
3. 1,368 views
Prove that sin2x+cos2x-1/sin2x+cos2x+1=tanx
1. 1 answer
2. asked by James
3. 1,252 views
tanx = 5/12 and sinx<0Find sin2x and cos2x How to get the answers of sin2x = 120/169 and cos 2x = 119/169?
1. 3 answers
2. asked by Amandeep
3. 1,545 views
Prove:1-tanx/1+tanx=1-sin2x/cos2x
1. 2 answers
2. asked by Xiumin
3. 2,796 views
Verify the trigonometric identity:[(1–sin²x)/sin²x]–[(csc²x–1)/cos²x]= -tan²x I still can't figure this out.
1. 2 answers
2. asked by Matt
3. 1,332 views