Multiple Choice Questions on 3 sin pi 6 sec pi 3 4sin5 pi 6 cot pi 4 1 evaluate the given equation and find it rsquo s ........... for CDS Exam Preparation

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Multiple Choice Questions

3 sin pi 6 sec pi 3 4sin5 pi 6 cot pi 4 1 evaluate the given equation and find it rsquo s ...........

Quantitative Aptitude (CDS) Trignometry
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    3 sin π/6 sec  π/3 -4sin5 π/6 cot π/4 -1  evaluate the given equation and find it’s value?

    5/3

    Incorrect Answer

    √7/2

    Incorrect Answer

    1/2

    Incorrect Answer

    2-2 √3

    Correct Answer
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    Explanation:

     3 sin π/6 sec  π/3 -4sin5 π/6 cot π/4 -1 

    =3 ×1/2 ×2  -4 sin(π/2  +π/3)cot π/4  -1

    =3 -4 sin(π/3)1-1

    =3-4(√3 /2)-1

    =2-2 √3

    By: bhavesh kumar singh
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