If π< x< 2π , then √1+ cos X /1-cos X is equal to?

Question

If π< x< 2π , then √1+ cos X /1-cos X is equal to?

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1 week 2021-09-14T07:14:34+00:00 2 Answers 0 views 0

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    0
    2021-09-14T07:16:02+00:00

    Answer:

    once again write the question correctly after I give the answer and follow me please

    0
    2021-09-14T07:16:09+00:00

    Answer:

    Step-by-step explanation:

    √1+cos X/ 1-cos X

    = √(1+cosX)(1+cosX)/(1-cosX)(1+cosX)

    =√(1+cosX)^2/ (1-cos^2X)

    =(1+cosX)/sinx

    = 1/sinX + cosX/sinX

    =CosecX + CotX

    Since pi<X<2pi

    Therefore cosec and cot are negative

    Final ans = -CosecX-cotX

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