Write this set B={3,9,27,81} in set builder form

Step-by-step explanation:

Given set: which is in a rooster form.

A set-builder form is a mathematical form to representing a set by stating the properties that its elements must satisfy.

In the given set each element is a multiple of 3.

So, ,where 1,2,3,4 are natural numbers

The set-builder notation would be :

, where N is the set of natural numbers.

the diameter is 16 cm. are you a teacher?

step-by-step explanation:

i think the correct option is the second option.