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Principal value of sin^(-1)(-(1)/(2))+co...

Principal value of `sin^(-1)(-(1)/(2))+cos^(-1)(-(1)/(2))` is (a)`(pi)/(2)` (b)`-(pi)/(2)` (c)`(3pi)/(2)` (d)none of these

A

`(pi)/(2)`

B

`-(pi)/(2)`

C

`(3pi)/(2)`

D

none of these

Text Solution

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The correct Answer is:
A
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    A
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    B
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    `(1)/(2)`
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    D
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    A
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    B
    `(pi)/(3)`
    C
    `(pi)/(4)`
    D
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