## 3 Show that the function f : R → R given by f(x) = cos x for all x ∈ R is not one- one

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3 Show that the function f : R → R given by f(x) = cos x for all x ∈ R is not one- one

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Mathematics
2 years
2021-06-22T17:28:56+00:00
2021-06-22T17:28:56+00:00 1 Answers
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Step-by-step explanation:dbvdvddvdvdvvfvdvvvvvvvvvvvvdbbdbdbdb