Question

1. The number of elements of the set Ais 5 and B={1,2,3,4).
The number of elements of AxB is
(a) 9 (b) 16 (c) 20 (d) 25​

Answer 1

the no.of elements in set A are 5 and in B are 4

so A×B=5×4=20

c is the answer

Answer 2

Answer:

Hey mate here is the answer

Step-by-step explanation:

option (a)

Here total no of elements = 5(in A) * 4(in B)

= 20 elements

so,

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