Answer:

1. a={2,4,6}

  b={x/x is a prime number less than 9}

2. set a have 3 elements while set b have 4 elements

3. set a have 8 subsets while set b have 16 subsets

4. subsets= {},{2},{3},{5},{7},{2,3},{2,5},{2,7},{3,5},{3,7},{5,7},{2,3,5},{3,5,7},{2,5,7},{2,3,7},{2,3,5,7}

Step-by-step explanation:

Answer:

1. a={2,4,6}

 b={x/x is a prime number less than 9}

2. set a have 3 elements while set b have 4 elements

3. set a have 8 subsets while set b have 16 subsets

4. subsets= {},{2},{3},{5},{7},{2,3},{2,5},{2,7},{3,5},{3,7},{5,7},{2,3,5},{3,5,7},{2,5,7},{2,3,7},{2,3,5,7}