Question

√32-√50+√128

Answer 1

What are your choices?
I get 9.89..

Answer 2

Hold on let me check

Answer 3

http://www.wolframalpha.com/input/?i=%E2%88%9A32-%E2%88%9A50%2B%E2%88%9A128

Answer 4

Alright :)

Answer 5

2√7
7√2
22√2
2√55

Answer 6

:) well then i would go with the 2nd one: \[7\sqrt{2}\]

Answer 7

Thanks so much

Answer 8

Yeah no problem :)