Respuesta :

Given:

[tex]f(t)\text{ = 2csc\lparen t + }\frac{\pi}{4})-1\text{ }[/tex]

The graph of f(t) is shown below:

From the graph, we can see that

[tex]x=\text{ }\frac{\pi}{4}\text{ is a good start for the period of f\lparen t\rparen}[/tex]

Answer: Option D

Ver imagen PragyanH776919

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