Fsc Part 1 Mathematics (Complete Solution)

Q3
Which of the following diagrams represent functions and of which type?

Solution:

Ans:Fig(1) does not represent a function.

Ans:Fig(2) represents one-to-one and onto function.

Ans:Fig(3) represents one-to-one and onto function.

Ans:Fig(4) represents a function which is into.

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