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cos/sin use 2npi and tan

  1. Find the solution.1. sqrt2 sin x + 1 = 0 My ans: x = 5pi/4 + 2npi and 7pi/4 + 2npi 2. sec x - 2 = 0 My ans: x = pi/3 + 2npi and
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    2. Anonymous asked by Anonymous
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  2. 1) Find all the solutions of the equation in the interval (0,2pi).sin 2x = -sqrt3/2 I know that the angles are 4pi/3 and 5pi/3
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    2. Hannah asked by Hannah
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  3. 1) Find all the solutions of the equation in the interval (0,2pi).sin 2x = -sqrt3/2 I know that the angles are 4pi/3 and 5pi/3
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    2. Hannah asked by Hannah
    3. views icon 640 views
  4. Find all the soultions of the equation in the interval (0,2pi)sin 2x = -sqrt3 /2 sin -sqrt3 /2 is 4pi/3 and 5pi/3 in the unit
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    2. Hannah asked by Hannah
    3. views icon 557 views
  5. Find all the soultions of the equation in the interval (0,2pi)sin 2x = -sqrt3 /2 sin -sqrt3 /2 is 4pi/3 and 5pi/3 in the unit
    1. answers icon 1 answer
    2. Hannah asked by Hannah
    3. views icon 569 views
  6. cos/sin use 2npi and tan uses npi, but how do you know when to add 2npi or npi to the solution of the equation?
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    2. Anonymous asked by Anonymous
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  7. How do you find all the polar coordinates of P=(-1, -2pi/3)? I've read that you're supposed to add 2pi to find the coterminals
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    2. Mayhem asked by Mayhem
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