# write on either roster method on set builder notation 1.) { x | x is an even number and 3 < x < 9 }2.) { 2, 3, 5, 7, 11, 13 ... }3.) { -2, -1, 0, 1, 2 } 4.) { x | x | an odd number }

2
by elmirra

2014-06-20T18:04:53+08:00

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1.) {4,6,8}
2.) { x | x is a number in the Fibonacci sequence and greater than 1}
3.) { x | x is a number between -3 and 3}
4.) { 1, 3, 5,7, ... }
Thank you :)
7 and 11 are NOT Fibonacci numbers.
Also for #3, x cannot be just a number between -3 and 3 because that will include fractions like 1/2 but it is not in the set.
2014-06-21T00:18:32+08:00

### This Is a Certified Answer

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
1) { 4, 6, 8 }

2) { x | x is a prime number }

3) { x ∈ Z  | -2 ≤ x ≤2 }                         (x ∈ Z means x is an Integer)

4) { 1, 3, 5, 7, 9, ...}