Ask a New Question
Menu

2sin2x+1=0

  1. 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 809 views
  2. proof that (sinx+sin3x-2sin2x)/(sinx+sin3x+2sin2x)=-tan(x/2)
    1. answers icon 1 answer
    2. thato asked by thato
    3. views icon 556 views
  3. 2sin2x+1=0
    1. answers icon 1 answer
    2. tyler asked by tyler
    3. views icon 645 views
  4. 2sin2x = cos2x for - pi x pi
    1. answers icon 1 answer
    2. views icon 91 views
  5. Factorise: 2sin2x−5sin x+3
    1. answers icon 1 answer
    2. views icon 39 views
  6. 1/8(2sin2x-sin4x)= cosxsin^3x prove
    1. answers icon 1 answer
    2. Riley asked by Riley
    3. views icon 474 views
  7. prove that cos3x+sin3x/cos x-sin x=1+2sin2x
    1. answers icon 1 answer
    2. sunny asked by sunny
    3. views icon 700 views
  8. Solve:tanx - 2sin2x = 0 0°< or equal to x < 360°
    1. answers icon 3 answers
    2. CL asked by CL
    3. views icon 1,263 views
  9. Graph the function f(x)=-1/2sin2x+1 on the interval [-2pi, 2pi]
    1. answers icon 0 answers
    2. Dini asked by Dini
    3. views icon 511 views
  10. Verify that 7pi/6 is a solution to2sin2x–sinx=1.
    1. answers icon 0 answers
    2. Tabitha asked by Tabitha
    3. views icon 1,048 views