SOLUTION: please help me solve this assume variables represent real numbers : sqrt(a+7)^2

Algebra ->  Square-cubic-other-roots -> SOLUTION: please help me solve this assume variables represent real numbers : sqrt(a+7)^2      Log On


   



Question 506438: please help me solve this assume variables represent real numbers : sqrt(a+7)^2
Answer by jim_thompson5910(35256) About Me  (Show Source):