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aussy123

  • one year ago

Solve the following equation; domain 0x360; 2 cosθ+ 1 = 0 60 120 240 300

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  1. aussy123
    • one year ago
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    @hartnn can you help me?

  2. Jack1
    • one year ago
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    maybe so you range is 0 degrees to 360 degrees yeah?

  3. Jack1
    • one year ago
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    so 2x (cos theta) +1 = 0? or 2x cos (theta + 1) = 0?

  4. aussy123
    • one year ago
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    yes but I dont know how to find the range

  5. Jack1
    • one year ago
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    no dude, it was a choice: 2x (cos theta) +1 = 0? OR 2x cos (theta + 1) = 0?

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spraguer (Moderator)
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