Write the cardinal number for the set $D = \{6, 7, 8, 9, 10, 11, 12, 46\}$ .

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Solution

Cardinal number is the number of elements in a finite set. If there is a set $A$ , then its cardinal number is denoted as $n (A)$ .
The number of elements in set $D$ is $8$ , i.e., $6, 7, 8, 9, 10, 11, 12, 46$ .
Hence the cardinal number will be $n (D) = 8$ .

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Write the cardinal number for the set D=6,7,8,9,10,11,12,46.

Cardinal number is the number of elements in a finite set. If there is a set A, then its cardinal number is denoted as nA.The number of elements in set D is 8 , i.e., 6,7,8,9,10,11,12,46.Hence the cardinal number will be nD=8.

Write the cardinal number for the set $D = \{6, 7, 8, 9, 10, 11, 12, 46\}$ .

Cardinal number is the number of elements in a finite set. If there is a set $A$ , then its cardinal number is denoted as $n (A)$ .
The number of elements in set $D$ is $8$ , i.e., $6, 7, 8, 9, 10, 11, 12, 46$ .
Hence the cardinal number will be $n (D) = 8$ .