Question

I need help on this and if you the first person to answer this correctly then I would mark you BRANILIST​

Answer 1

c

Explanation:

A rational number can be expressed in the form

← a, b are integers

Answer 2

C

Explanation:

A rational number can be expressed in the form

`(a)/(b)` ← a, b are integers

A

`√(81)` = 9 =
`(9)/(1)` ← rational

B

9.5 = 9
`(1)/(2)` =
`(19)/(2)` ← rational

C

π is irrational then 5π is irrational

D

`√(3^2)` =
`√(9)` = 3 =
`(3)/(1)` ← rational