If A is between 270degrees

  1. What are the values of the trigometric functions;The choices are 1, -1, 0, undefined. tan(-270degrees) answer: undefined
    1. answers icon 2 answers
    2. raven 31791 asked by raven 31791
    3. views icon 598 views
  2. THE EXACT VALUE OF:tan 270degrees
    1. answers icon 1 answer
    2. 1133907 asked by 1133907
    3. views icon 25 views
  3. 5sin^2 270degrees -3cos180degrees-tan(-180degrees)i got -2 but I'm not sure if i did it right?
    1. answers icon 1 answer
    2. Davis asked by Davis
    3. views icon 456 views
  4. Rotate the point 5, 8 counterclockwise 270degrees
    1. answers icon 1 answer
    2. Bob asked by Bob
    3. views icon 26 views
  5. If A is between 270degrees and 360degrees, and cos A=12/13, find the exact value of:sin2a, cos2a, sin1/2a, cos1/2a
    1. answers icon 2 answers
    2. Bob asked by Bob
    3. views icon 1,169 views
  6. Prove the following trigonometric identities(i)(1+cotx)^2 +(1-cotx)^2=2cosec^2x (ii)cos(270degrees+theta)/cos(360degrees -theta)
    1. answers icon 1 answer
    2. tembo asked by tembo
    3. views icon 1,413 views
  7. at which of following values is sin 0 negative?sin0=0degrees sin0=90degrees sin0=270degrees sin0=120degrees
    1. answers icon 1 answer
    2. views icon 99 views
  8. The point p (-1,2) is rotated to become (2,1). Describe the rotation by degree and direction.1:-270degrees rotation 2:180
    1. answers icon 1 answer
    2. Cooper asked by Cooper
    3. views icon 139 views