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If sin^(-1)(5/x)+sin^(-1)((12)/x)=pi/2, ...

If `sin^(-1)(5/x)+sin^(-1)((12)/x)=pi/2,` then `x` is equal to `7/(13)` (b) `4/3` (c) `13` (d) `(13)/7`

Text Solution

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The correct Answer is:
x =13
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Knowledge Check

  • If sin ^(-1)""(x)/(3) +cosec ^(-1) ""(13)/(12) = (pi)/(2) , then x is

    A
    5
    B
    1
    C
    `-5`
    D
    None of these

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