Question

Which best describes all set(s) of numbers to which square root of 81
belongs?

Answer 1

I think the square root of 81 is9

Answer 2

Given : square root of 81

To Find :  Which best describes all the set(s) of numbers to which square root 81 belongs?

A Rational

B irrational

C whole

D integer

E Natural

Solution:

√81 = ± 9

± 9 ∉ Irrational  Number

± 9 ∈ Rational number

± 9 ∈ Integer

- 9 ∉ whole numbers    as whole numbers are positive

- 9 ∉ Natural  numbers  as natural numbers are positive

Hence Rational   &  Integer best describes all set(s) of numbers to which square root of 81  belongs

Learn More:

Write with reasons, which of the following sets are finite or infinite. (i ...

https://brainly.in/question/4557046

4) Write with reasons, which of the following sets are finite or infinite ...

https://brainly.in/question/10523044