1.Set Theory
easy

$A \cup  \{1, 2\} = \{1, 2, 3, 5, 9\}$ થાય તેવો નાનામાં નાનો ગણ $A$ મેળવો.

A

$\{2, 3, 5\}$

B

$\{3, 5, 9\}$

C

$\{1, 2, 5, 9\}$

D

એકપણ નહી.

Solution

(b) Given $A \cup \,\{ 1,\,2\} = \{ 1,\,2,\,3,\,5,\,9\} $. Hence, $A = \{ 3,\,5,9\} $.

Standard 11
Mathematics

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