text: +0
  
  # Solve the equation on the interval [0,2π).
  
  0
  17
  2
  +219
  
  −5cos x=4
  
  Select all correct solutions;
  
  approximately 0.644
  
  approximately 2.498
  
  approximately 3.785
  
  approximately 5.640
  
  Jan 10, 2021
  
  #1
  +219
  0
  
  im pretty sure its 2.498 and 3.785
  
  Jan 10, 2021
  #2
  +1
  
  -5 cos x = 4
  
  cos x = -4/5
  
  Arcos x = x = arcos (-4/5) = 2.498 R   and  3.785 R
  
  Jan 11, 2021
explanation: The document contains a math question and an answer. The question is to solve the equation \(-5\cos x = 4\) on the interval \([0, 2\pi)\), and the answer provided is that the solutions are approximately 2.498 and 3.785.
distilabel_metadata.content: Evaluate the user given text extract and determine if it contains a math question and optionally and answer to this question.
  
  Output rules:
  
  1. Briefly describe the document and mention if it contains a question or a question and answer.
  2. Finalize the output with: Label: no-question,question,question-and-answer,multiple-question,multiple-question-and-answer
distilabel_metadata.role: system
distilabel_metadata.content: +0
  
  # Solve the equation on the interval [0,2π).
  
  0
  17
  2
  +219
  
  −5cos x=4
  
  Select all correct solutions;
  
  approximately 0.644
  
  approximately 2.498
  
  approximately 3.785
  
  approximately 5.640
  
  Jan 10, 2021
  
  #1
  +219
  0
  
  im pretty sure its 2.498 and 3.785
  
  Jan 10, 2021
  #2
  +1
  
  -5 cos x = 4
  
  cos x = -4/5
  
  Arcos x = x = arcos (-4/5) = 2.498 R   and  3.785 R
  
  Jan 11, 2021
distilabel_metadata.role: user
distilabel_metadata.raw_output_q_a_detector_0: The document contains a math question and an answer. The question is to solve the equation \(-5\cos x = 4\) on the interval \([0, 2\pi)\), and the answer provided is that the solutions are approximately 2.498 and 3.785.
  
  Label: question-and-answer