2sin(x)cos(x)+cos(x)=0 I'm looking for exact

  1. 2sin(x)cos(x)+cos(x)=0I'm looking for exact value solutions in [0, 3π] So I need to find general solutions to solve the
    1. answers icon 6 answers
    2. Alex asked by Alex
    3. views icon 904 views
  2. I need to find the exact solutions on the interval [0,2pi) for:2sin^2(x/2) - 3sin(x/2) + 1 = 0 I would start:
    1. answers icon 0 answers
    2. Jen asked by Jen
    3. views icon 931 views
  3. Sin(2x)=2sin(x)cos(x) find the exact value in radians with 2sin^2(x)+sin^2(x)=0, i really do not get this question or even how
    1. answers icon 1 answer
    2. john asked by john
    3. views icon 552 views
  4. Sin(2x)=2sin(x)cos(x) find the exact value in radians with 2sin^2(x)+sin^2(x)=0, i really do not get this question or even how
    1. answers icon 0 answers
    2. john asked by john
    3. views icon 526 views
  5. find the exact value of the following (show your work using exact values)a) sin^2 45 + cos^2 45 b)2sin^2 45 + cos (2 * 45)
    1. answers icon 1 answer
    2. views icon 111 views
  6. Okay, today, I find myself utterly dumbfounded by these three questions -Write a proof for - 2/(sqrt(3)cos(x) + sin(x))=
    1. answers icon 2 answers
    2. Veronica asked by Veronica
    3. views icon 881 views
  7. Solve each equation on the given interval. If answers can be exact, leave the exact. If approximations are required, round
    1. answers icon 5 answers
    2. Walter asked by Walter
    3. views icon 371 views
  8. find the exact value of the followinga) sin^2 45 + cos^2 45 b)2sin^2 45 + cos (2 * 45)
    1. answers icon 1 answer
    2. views icon 69 views
  9. 12. Find the exact value of sin(2x) if sin(x)=-1/2.sin(2x) = 2sin(x)cos(x)
    1. answers icon 1 answer
    2. Mess asked by Mess
    3. views icon 521 views
  10. find the exact value of tan(2sin-1 3/5)
    1. answers icon 1 answer
    2. Anonymous asked by Anonymous
    3. views icon 1,796 views