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sin3x−sinx=0

  1. sin3x=(sinx)(3-asin^2x)Wow! is that arcsin^2(x) ??? are we solving for x? or is it proving the identity? proving the identity
    1. answers icon 0 answers
    2. abdo asked by abdo
    3. views icon 676 views
  2. Prove By induction that sinx + sin3x + sin5x +.... Sin(2n-1) =sin^2(nx)/sin3x
    1. answers icon 2 answers
    2. Joel asked by Joel
    3. views icon 1,739 views
  3. proof that (sinx+sin3x-2sin2x)/(sinx+sin3x+2sin2x)=-tan(x/2)
    1. answers icon 1 answer
    2. thato asked by thato
    3. views icon 531 views
  4. Prove that: (sinx-2sin2x+sin3x)/(sinx+2sin2x+sin3x)= -tan^2 x/2.
    1. answers icon 3 answers
    2. Mahlatse asked by Mahlatse
    3. views icon 776 views
  5. Prove the following:[1+sinx]/[1+cscx]=tanx/secx =[1+sinx]/[1+1/sinx] =[1+sinx]/[(sinx+1)/sinx] =[1+sinx]*[sinx/(sinx+1)]
    1. answers icon 3 answers
    2. Anonymous asked by Anonymous
    3. views icon 945 views
  6. Prove the following functions:(sinx+sin2x)/(1+cosx+cos2x)=tan x (cos3x/sinx)+(sin3x/cosx)=2cot2x tan2x=(2/cotx-tanx) theses are
    1. answers icon 2 answers
    2. jared asked by jared
    3. views icon 1,098 views
  7. sin3x−sinx=0
    1. answers icon 1 answer
    2. Daemon asked by Daemon
    3. views icon 919 views
  8. Find all solutions in the interval [0,2π)sin3x−sinx=0
    1. answers icon 1 answer
    2. Daemon asked by Daemon
    3. views icon 857 views
  9. Find the general solution for x if cos2x + sin3x = sinx
    1. answers icon 1 answer
    2. Tiana asked by Tiana
    3. views icon 507 views
  10. Prove: sin3x-sinx/cos3x-cosx=-cot2
    1. answers icon 1 answer
    2. Dini asked by Dini
    3. views icon 791 views