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Mathematics

10th -

University

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25 questions

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  • 1. Multiple Choice
    45 seconds
    1 pt

    sin (900 - α) =

    sin α

    -sin α

    cos α

    -cos α

  • 2. Multiple Choice
    45 seconds
    1 pt

    sin (900 + α) =

    sin α

    -sin α

    cos α

    -cos α

  • 3. Multiple Choice
    45 seconds
    1 pt

    sin (1800 + α) =

    sin α

    -sin α

    cos α

    -cos α

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