SOLUTION: Please help me solve (2 radical 2)squared. I came up with the answer 4, as did the calculator but the book says the answer is 8. Can you show me how to solve this with the steps pl

Algebra ->  Radicals -> SOLUTION: Please help me solve (2 radical 2)squared. I came up with the answer 4, as did the calculator but the book says the answer is 8. Can you show me how to solve this with the steps pl      Log On


   



Question 300965: Please help me solve (2 radical 2)squared. I came up with the answer 4, as did the calculator but the book says the answer is 8. Can you show me how to solve this with the steps please? Thanks in advance!
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
You can break it up like this:
%282%2Asqrt%282%29%29%5E2+=+2%5E2+%2A+%28sqrt%282%29%29%5E2
2%5E2%2A%28sqrt%282%29%29%5E2+=+4%2A2
4%2A2+=+8