tamangsubina348
Answered

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if x={m,n,q,r} and y={q,r,a,b}, find n(X) and n(Y)​

Sagot :

aniilsah555

Step-by-step explanation:

x={m,n,q,r}

Since, the set x contains 4 elements

Therefore,

n(x)=4

Again,

y={q,r,a,b}

Since, the set y contains 4 elements

Therefore,

n(y)=4

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