Respuesta :

we have the function

[tex]f(x)=\sin (\frac{\pi x}{2})[/tex]

we have that

For x=0, f(x)=0

For x=1, the value of f(x) is a maximum ----> f(x)=1

For x=-1, the value of f(x) is a minimum ----> f(x)=-1

using a graphing tool

see the attached figure below

Ver imagen AdaoraV178499

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