Question

How about this one. (6-sqrt(6))(5+sqrt(6)). The instructions say to multiply and simplify answer. Type and exact answer, using radicals as needed.

Answer 1

This is what it looks like.\[(6-\sqrt{6})(5+\sqrt{6})\]

Answer 2

use the foil method -

Answer 3

foil....got it...let me give it a try.

Answer 4

ok

Answer 5

I got 26.449

Answer 6

ok nope...trying that again.

Answer 7

Your answer's correct though. But in online test, it isnt going to work! D:

Answer 8

ok so foil...first multiply 6*5=35, then multiply 6*sqrt(6), that is were i get lost. How do you multiply that?

Answer 9

that is it 6 srt 6