Give-an-example-each-with-justification-of-a-function-defined-by-1-1-which-is-1-one-one-but-not-onto-2-onto-but-not-one-one-

Question Number 11196 by agni5 last updated on 16/Mar/17

Give an example each with justification, of a function

defined by] - 1, 1 [, which is

1) one one but not onto .

2) onto but not one one .

Commented by FilupS last updated on 16/Mar/17

I {don}^{'} t understand the question .

Are you looking for \forall x : f (x) \in [- 1, 1] ?

Commented by agni5 last updated on 16/Mar/17

that means (- 1, 1)

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