Lg 4-1: Solving Trig Equations Reassessment

5 Questions | Attempts: 70
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Lg 4-1: Solving Trig Equations Reassessment - Quiz

Choose the correct answer(s) for each question below:

Questions and Answers
  • 1. 
    Given an angle of , find the reference angle:  - ProProfs

    Given an angle of , find the reference angle: 

    Correct Answer
    B.
    Explanation
    Because the angle is in the 4th quadrant, you subtract from 360 to find the reference angle.

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  • 2. 
    Find all solutions for  on the interval [0, 270] - ProProfs

    Find all solutions for  on the interval [0, 270]

    • A.

      45

    • B.

      135

    • C.

      225

    • D.

      315

    Correct Answer(s)
    A. 45
    B. 135
    C. 225
    Explanation
    The answer would be ALL 45 degree reference angles but because the interval is limited to only the first 3 quadrants, 315 is not a solution.

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  • 3. 
    If one value of , find another value for x on [0,360].  - ProProfs

    If one value of , find another value for x on [0,360]. 

    • A.

      72

    • B.

      18

    • C.

      342

    • D.

      288

    • E.

      198

    Correct Answer
    C. 342
  • 4. 
    Solve  on [0,540].  - ProProfs

    Solve  on [0,540]. 

    • A.

      60

    • B.

      90

    • C.

      120

    • D.

      240

    • E.

      270

    • F.

      300

    • G.

      420

    • H.

      450

    • I.

      480

    Correct Answer(s)
    C. 120
    F. 300
    I. 480
  • 5. 
    Why it is not possible to solve the equation ?  - ProProfs

    Why it is not possible to solve the equation ? 

    • A.

      Because the domain of sin(x) is [-1,1]

    • B.

      Because the range of sin(x) is [-1,1]

    • C.

      Because the domain of sin(x) is 

      Lg 4-1: Solving Trig Equations Reassessment - Quiz
    • D.

      Because the range of sin(x) is 

      Lg 4-1: Solving Trig Equations Reassessment - Quiz
    Correct Answer
    B. Because the range of sin(x) is [-1,1]

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  • Current Version
  • Mar 20, 2022
    Quiz Edited by
    ProProfs Editorial Team
  • Sep 27, 2013
    Quiz Created by
    Mrsshaffer

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