SOLUTION: Find the following. Assume that variables can represent any real number. sqrt(a+7)^2

Algebra ->  Equations -> SOLUTION: Find the following. Assume that variables can represent any real number. sqrt(a+7)^2      Log On


   

Question 317002: Find the following. Assume that variables can represent any real number.
sqrt(a+7)^2
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Using the identity sqrt%28x%5E2%29=abs%28x%29, where 'x' is a real number, this means that sqrt%28%28a%2B7%29%5E2%29=abs%28a%2B7%29