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f(x)=sin^(-1)[e^(x)]+sin^(-1)[e^(-x)] wh...

`f(x)=sin^(-1)[e^(x)]+sin^(-1)[e^(-x)]` where [.] greatest integer function then
a. domain of `f(x) = (-"In 2, In 2")`
b. range of f(x) = `{pi}`
c. f(x) has removable discontinuity at x = 0
d. `f(x) = cos^(-1) x` has only solution

A

domain of `f(x) = (-"In 2, In 2")`

B

range of f(x) = `{pi}`

C

f(x) has removable discontinuity at x = 0

D

`f(x) = cos^(-1) x` has only solution

Text Solution

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The correct Answer is:
A, C
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