1/8(2sin2x-sin4x)= cosxsin^3x prove

1/8(2sin2x-sin4x)= cosxsin^3x prove
1. 1 answer
2. asked by Riley
3. 481 views
find the exact solutions in the interval [0,2pi), sin4x=-2sin2x
1. 1 answer
2. asked by kc
3. 807 views
prove that cos3x+sin3x/cos x-sin x=1+2sin2x
1. 1 answer
2. asked by sunny
3. 715 views
Prove that: (sinx-2sin2x+sin3x)/(sinx+2sin2x+sin3x)= -tan^2 x/2.
1. 3 answers
2. asked by Mahlatse
3. 827 views
Prove the identityCos⁴x + sin²x = sin⁴x + cos²x
1. 1 answer
2. 157 views
Prove the identity and give its domain.4sinxcosx+sin4x=8sinxcos^3x
1. 1 answer
2. asked by Courtney
3. 939 views
Evaluate the integral e^x sin4x dx.I know the answer is 1/17 e^x sin4x - 4/17 e^x cos4x + C but I don't know how to solve it
1. 1 answer
2. asked by Scott
3. 642 views
Prove (sin4x)/(1-cos4x) = cotx - 1/2(cscxsecx)Please help me get started on this question... I'm at a lost as for what to do
1. 1 answer
2. asked by Sarah
3. 1,188 views
Find the general indefinite integral∫cosxsin^4xdx
1. 1 answer
2. asked by noell
3. 513 views
proof that (sinx+sin3x-2sin2x)/(sinx+sin3x+2sin2x)=-tan(x/2)
1. 1 answer
2. asked by thato
3. 573 views