Question

4*5√3
Can we multiply 4 with 5 and leave √3 like this- 20√3???
If not, then what do we do?

Answer 1

yes we can write because when we solve this we get 20 root 3

Answer 2

yes you can write it like 20√3.
multiply rational (4) & rational (5) together and write irrational no.(√3) as it is.