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tan-1{√1+cosx + √1-cosx}

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tan-1{√1+cosx + √1-cosx}

    • Posted by Dipanshu Gulia 6 years, 7 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Akku9696 Singh 6 years, 7 months ago

    Tan-1[2(cosx/2)*2 +2(sinx/2)*2] =tan-1[2{(cosx/2)*2+(sinx/2)*2}] =tan-1(2) Ans.

    0Thank You

    Jyotirmoy Barman 6 years, 7 months ago

    tan-1(√2)

    0Thank You

    ANSWER
    http://mycbseguide.com/examin8/

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