Question

Write each set in the indicated form.

If you need to use "..." to indicate a pattern, make sure to list at least four elements of the set.
As you answer below, remember that the natural numbers are just the counting numbers. This means that is not a natural number, and negative numbers are
not natural numbers either.
(a) Roster form: {6,8,10,12,...}
Descriptive form: The set of even natural numbers.
(b) Descriptive form: The set of natural numbers greater than or equal to 3 and less than or equal to 6.
Roster form: I’m guessing the numbers are 1,3,2 since 1•3= 3•2=6, 2•3=6

Answer 1

a) The set of natural numbers greater than or equal to 3 and less than or equal to 6.

b) {3,4,5,6}

Explanation:

a) The Roster form is given as {6,8,10,12,...}

The descriptive form is a phrase that describes the given set.

The descriptive form is: The set of even natural numbers greater than or equal to 6.

b) The descriptive form is : The set of natural numbers greater than or equal to 3 and less than or equal to 6.

The Roster form is obtained by listing the numbers between 3 and 6 inclusive in curly brackets.

The Roster form is : {3,4,5,6}