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If A = {x : x is an even natural number ...

If A = {x : x is an even natural number upto 20 } and B = {x : x is a factor of 18} ,find
`n (A) , n(B) , n(A cup B) and n (A cap B)`
Also varify that `n(A)+n(B) = n(A cup B ) +n(A cap B)` .

Text Solution

Verified by Experts

The correct Answer is:
`n(A) = 10 , n(B) = 6, n(A cup B) = 13 and n (A cap B) = 3 `
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