Trig Identity. 1-sin^2x/1-cosx

Trig Identity.1-sin^2x/1-cosx
1. 2 answers
2. asked by Jill
3. 460 views
prove the following trig identity:a) sin(pi/6 + x) + sin (pi/3 + x) + sin (pi/2 + x) = ((sqrt3) +1)/2 (sinx +(sqrt3)cosx) b)
1. 3 answers
2. asked by Anonymous
3. 677 views
Hello, I need help with solving these trig identities. All help is appreciated!1. Establish the Identity: (cos(2x)/1+sin(2x)) =
1. 2 answers
2. asked by Kam
3. 590 views
Use a trig identity to combine two functions into one so you can solve for x. (The solution should be valid for any value of t).
1. 1 answer
2. asked by Lisa
3. 638 views
I can't seem to prove these trig identities and would really appreciate help:1. cosx + 1/sin^3x = cscx/1 - cosx I changed the 1:
1. 1 answer
2. asked by Heather
3. 1,279 views
hey, i would really appreciate some help solving for x when:sin2x=cosx Use the identity sin 2A = 2sinAcosA so: sin 2x = cos x
1. 0 answers
2. asked by elle
3. 715 views
Verify the identity:sin^(1/2)x*cosx - sin^(5/2)*cosx = cos^3x sq root sin x I honestly have no clue how to approach the
1. 1 answer
2. asked by Zee
3. 722 views
could someone please refresh my memory of the basic trig functions?ex) cos^2 + sin^2 = 1? That is a trig identity.
1. 0 answers
2. asked by raychael
3. 596 views
can i use factoring to simplify this trig identity?the problem is sinx + cotx * cosx i know the answer is cscx and i know how to
1. 4 answers
2. asked by v
3. 783 views
prove the identity:(cosx)(tanx + sinx cotx)=sinx+cos(squared)x i need steps to show how i got the answer generally, it is a good
1. 0 answers
2. asked by Stacey
3. 709 views