The function f: R→R defined by f(x)

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Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Relations and Functions

Question:

The function f: R→R defined by f(x) = 2|x| - 2 - x is

Options:

one-one, onto

one-one, into

many-one, onto

many-one, into

Correct Answer:

many-one, into

Explanation:

Its clear from the graph, that

the given function is many one and into.

Hence (4) is the correct answer.