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Let lambda=sec^2(tan^(-1)2)+cosec^2(cot^...

Let `lambda=sec^2(tan^(-1)2)+cosec^2(cot^(-1)3)+2` then the value of `17lambda^2+7` is ……

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Knowledge Check

  • tan^2(sec^(-1)2)+cot^2(cosec^(-1)3) is

    A
    11
    B
    13
    C
    15
    D
    none

  • The value of tan^(2)(sec^(-1)2)+cot^(2)(cosec^(-1)3) is

    A
    5
    B
    10
    C
    11
    D
    15