class 12 maths relations and functions

Number of binary operations on the set $\{a, b\}$ are

(A) 10

(B) 16

(C) 20

(D) 8

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#Relations and Functions#NCERT#SA#Class 12 Maths
📘 Relations and Functions NCERT Misc.,Q.19, Page 31 SA

Number of binary operations on the set $\{a, b\}$ are

(A) 10

(B) 16

(C) 20

(D) 8

Official Solution

VVidaara Team ✓ Verified solution NCERT & Exemplar

Option B is correct

There are two elements in the set $\{a, b\}$
.
$\therefore$ Number of binary operations $=$ 24 $=$ 16.

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