Question

how do you simplify: 2 radical 50- 3 radical 8

I don't understand how to deal with the number inside of the radical symbol

Answer 1

undo it

Answer 2

8 factors into a perfect square; so does 50

Answer 3

factor the radical and look for squares

Answer 4

how do you factor the radical tho. They confuze me

Answer 5

1
4
9
16
25
36
49

look and see if you can factor out a perfect square

Answer 6

2 3 4 5 6 and 7 i understand that

Answer 7

4*2 = 8 --> 2sqrt(2)
25*2 = 50 --> 5sqrt(2)

Answer 8

\[\sqrt{8}=\sqrt{4*2}=\sqrt{4}*\sqrt{2}=2\sqrt{2}\]