# SOLUTION: perform and simplify completely. {{{ (sqrt(6)+ 3sqrt(3))}}}^2 would the correct answer be 6+ 3sqrt(9)

Algebra ->  Algebra  -> Square-cubic-other-roots -> SOLUTION: perform and simplify completely. {{{ (sqrt(6)+ 3sqrt(3))}}}^2 would the correct answer be 6+ 3sqrt(9)      Log On

 Ad: Algebra Solved!™: algebra software solves algebra homework problems with step-by-step help! Ad: Algebrator™ solves your algebra problems and provides step-by-step explanations!

 Algebra: Square root, cubic root, N-th root Solvers Lessons Answers archive Quiz In Depth

 Question 621717: perform and simplify completely. ^2 would the correct answer be 6+ 3sqrt(9)Found 3 solutions by ewatrrr, tutor_paul, josmiceli:Answer by ewatrrr(10682)   (Show Source): You can put this solution on YOUR website! ``` Hi, ^2 F First terms 6 O Outside terms I Inside terms L Last terms 27 ^2 = 33 + 18sqrt(2) ```Answer by tutor_paul(490)   (Show Source): You can put this solution on YOUR website! ============================ Follow the rules for squaring a binomial: 1. Square first term 2. Multiply the 2 terms and double the result add to above 3. Square 2nd term add the result to above ---------------------------- When you follow these rules, you get: Simplify: Simplify the radical: ==================== Good Luck, tutor_paul@yahoo.com Answer by josmiceli(9671)   (Show Source): You can put this solution on YOUR website! answer ---------------- I can check this using a calculator for the square roots and and The answers look close enough