Relations and Functions — sample questions with answers.

3161 verified relations and functions questions sit in the bank for this chapter alone. Here are 4 of them, worked; a free account gets a full, board-pattern paper across whichever chapters you pick.

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1 mark Multiple choice

and

, which ordered pair belongs to

(A)	(B)
(C)	(D)

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(A)

2 marks Short answer

The arrow diagram shows a relation from

. Is it a function? Justify, and write its domain and range.

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No, it is not a function; domain

, range

5 marks Long answer

The graph shows a function

passing through the marked points. From the graph find (i)

, (ii) the value of

for which

, and (iii) the range of

over

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(i)

(ii)

(iii)

8 marks Long answer

Let

and

be two real functions.

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;

; they are unequal;

This is a slice of one chapter. The full bank covers every chapter of Tamil Nadu State Board Class 10 Mathematics (State Board), board-pattern, with a fresh answer key every time.

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