Question

Write the following in set builder form.

A={1,2,3,........,10}​

Answer 1

Answer:

1,4,7,10,13,16......}

{x:x∈Nand3x+1}

N is the set of all natural numbers.

Answer 2

Solution:A={1,2,3,........,10}

Set builder form:A={x/x is a natural number}