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For x, y, z, t in R, sin^(-1)x+cos^(-1)y...

For `x, y, z, t in R, sin^(-1)x+cos^(-1)y+sec^(-1)z ge t^(2)-sqrt(2pi)t+3pi`
The value of x+y+z is equal to

A

1

B

0

C

2

D

-1

Text Solution

Verified by Experts

The correct Answer is:
B
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Knowledge Check

  • For x, y, z, t in R, sin^(-1)x+cos^(-1)y+sec^(-1)z ge t^(2)-sqrt(2pi)t+3pi The value of cos^(-1)(min{x,y,z}) is

    A
    0
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    `pi/2`
    C
    `pi`
    D
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  • For x,y,z, t in R, sin^(-1)x+cos^(-1)y+sec^(-1)zget^(2)-sqrt(2pi)t+3pi The value of cos^(-1)("min"{x,y,z}) is

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    0
    B
    `(pi)/2`
    C
    `pi`
    D
    `(pi)/3`

  • For x,y,z, t in R, sin^(-1)x+cos^(-1)y+sec^(-1)zget^(2)-sqrt(2pi)t+3pi The principal value of cos^(-1)(cos5t^(2)) is

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