Question

Find the domain and range of the function: f(t)=sec[((pi)t)/4]

Answer 1

The domain and range of the function f(t)=sec[((pi)t)/4] are the following:

Domain: All the real numbers except t = 2 + 4k, where k is an integer. 

Range: (-∞, -1] U [1, ∞)

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