Write the set below in roster form and in set-builder notation. P is the set of natural numbers that are less than 7. Express the set P in roster form. P = (Use ascending order.)

Answer 1

In roster form, the set P of natural numbers that are less than 7 can be written as:
P = {1, 2, 3, 4, 5, 6}

In set-builder notation, the set P can be expressed as:
P = {x | x is a natural number and x < 7}