Question

FIND n(A×B) if A=2,3,4 B=0,1 in chapter relations and functions ​

Answer 1

Answer:

n(A×B)

as; A=2,3,4 B=0,1

Answer 2

Answer:

A = { 2,3,4}

B = { 0,1 }

So

n(A) = 3

n(B) = 4

So n(A×B) = n(A) ×n(B) = 3×4 = 12

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