Given that A={1,2,3,4,5} list the elements of the following sets.

1. {x2:x€A}
2. { :x€A}
3. {2x:x€A}
4. {4x+1:x€A}

1. {2, 4, 6, 8, 10}

2. {1, 2, 3, 4, 5}
3. {2, 4, 6, 8, 10}
4. {5, 9, 13, 17, 21}