Question

-2
`-2 \sqrt5 -7\sqrt3 + 4\sqrt5 - 5 \sqrt3`

Answer 1

`-2+2√(5)-12√(3)`

Explanation:

`-2-2√(5)-7√(3)+4√(5)-5√(3)\\`

Collect like terms

`-2√(5)+4√(5)=2√(5)`

`-7√(3)-5√(3)=-12√(3)`

So
`-2+2√(5)-12√(3)`