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Find the cardinal number for the following sets.

A  = {101, 102, 103, 104 ,...,127 }

     

B  ={101 , 103 , 105 , ..., 301 }

 

n(A) = 

 

n(B) =

Guest Sep 25, 2017

Best Answer 

 #1
avatar+17746 
+1

The number of elements in set A is found by the formula:  largest - smallest + 1

n(A)  =  127 - 101 + 1  =  27

 

The number of elements in set B is found by the formula:  (largest - smallest) / 2 + 1

n(B)  =  (301 - 101) / 2 + 1  =  101

geno3141  Sep 25, 2017
 #1
avatar+17746 
+1
Best Answer

The number of elements in set A is found by the formula:  largest - smallest + 1

n(A)  =  127 - 101 + 1  =  27

 

The number of elements in set B is found by the formula:  (largest - smallest) / 2 + 1

n(B)  =  (301 - 101) / 2 + 1  =  101

geno3141  Sep 25, 2017

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