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Mark the tick against the correct answer in the following:
The value of is
To Find: The value of
Now, let x =
sec x =sec (
)
Here range of principle value of sec is [0,]
x =
[0,
]
Hence for all values of x in range [0,] ,the value of
is
sec x =sec (2
) (
sec (
)= sec (
) )
sec x =sec (
) (
sec (
)= sec
)
x =