Question

there are 20 elements in set A, 17 elements in set B, elements are in both a and b then how many elements are there in a or b​

Answer 1

Answer:

20  a

17 b

Step-by-step explanation:

first v

Answer 2

Answer

U means union

set A = { 20 }

set B = { 17 }

A U B = B U A

A U B = { 20 , 17 }

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hope this will help you