Multiple Choice Questions on What is simplified value of sin 2 90 theta ndash sin 90 theta sin theta tan theta ........ for Mathematics - All Exams Preparation

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Multiple Choice Questions

What is simplified value of sin 2 90 theta ndash sin 90 theta sin theta tan theta ........

Quantitative Aptitude ( CCS) Trignometry
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    What is simplified value of  sin^2(90°- θ) – [ {sin (90°- θ)sin θ}/tan θ]

    cosec θ

    Incorrect Answer

    0

    Correct Answer

    1

    Incorrect Answer

    cos θ

    Incorrect Answer
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    Explanation:

    sin2(90°- θ) – [ {sin (90°- θ)sin θ}/tan θ]
    =cos2 θ-(cos θ. Sin θ)/(sin θ/cos θ)
    = cos2 θ- cos2 θ
    =0

    By: MIRZA SADDAM HUSSAIN
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