Fsc Part 1 Mathematics (Complete Solution)

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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.**