hello good afternoon... ... The function f: R → R is defined by f (x) = cos2 x + sin4x for x ∈ R, then what is f (

Question

hello good afternoon... ...  The function f: R → R is defined by f (x) = cos2 x + sin4x for x ∈ R, then what is f (R)?​

Hadley · Answer

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Melanie · Answer

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hello good afternoon……The function f: R → R is defined by f (x) = cos2 x + sin4x for x ∈ R, then what is f (