CARDINALITY

[Samin]

What is the cardinality of the set A = {x:x is even and 2<X<17}?

even numbers between 2-17 2,4,6,8,10,12,14,16 so cardinality = 8
correct me if i’m wrong

 

[Harry_the_cat]

2 is not included. Cardinality is 7.

I'm assuming you have correctly written < rather than \(\displaystyle \leq\).

 

[Samin]

2 is not included. Cardinality is 7.

I'm assuming you have correctly written < rather than \(\displaystyle \leq\).

yeah the question is correct