Question

Why does (5 times the square root of 3) plus the square root of 27 equal 8 times the square root of 3?

Answer 1

See explanation.

Explanation:

Note that:
`sqrt(27)=sqrt(3^3)=3sqrt(3)`

We then have:
`5sqrt(3)+sqrt(27)=5sqrt(3)+3sqrt(3)=8sqrt(3)`