AAI ATC Junior Executive 2018 Shift 1 Paper

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Question : 105 of 120

Marks: +1, -0

For a complex variable z = x + iy, which of the following statements is true?

Both sin h Z and cos h Z are entire functions
Neither sin h Z nor cos h Z are entire functions.
sin h Z is entire but cos h Z is not an entire function
sin h Z is not entire but cos h Z is an entire function.

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