Question

write A=(3,9,27,81) in set-builder form

Answer 1

what is builder form

Answer 2

Answer: The set builder form for A={$3^x:1\leq\ x\leq4,\ x\epsilon \mathbb{N}$}

Step-by-step explanation:

By set builder notation, we describe the elements with its properties . It basically gives the representation of collection of objects in a set.

Given set : A={3,9,27,81}

We can see that all the elements of the given set are powers of 3 .

The set builder form for A={$3^x:1\leq\ x\leq4,\ x\epsilon \mathbb{N}$}