# SOLUTION: {{{sqrt(-r/5)sqrt(-20/r)}}}

Algebra ->  Algebra  -> Complex Numbers Imaginary Numbers Solvers and Lesson -> SOLUTION: {{{sqrt(-r/5)sqrt(-20/r)}}}      Log On

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

 Algebra: Complex Numbers Solvers Lessons Answers archive Quiz In Depth

 Click here to see ALL problems on Complex Numbers Question 119571This question is from textbook Algebra and Trigonometry Structure and Method Book 2 : This question is from textbook Algebra and Trigonometry Structure and Method Book 2 Found 2 solutions by checkley71, jim_thompson5910:Answer by checkley71(8403)   (Show Source): You can put this solution on YOUR website!sqrt(-r/5)*sqrt(-20/r) sqrt(20r/5r) sqrt4=2 answer. Answer by jim_thompson5910(28595)   (Show Source): You can put this solution on YOUR website! Start with the given expression. Note: since and we cannot take the square root of a negative number, we must make the restriction Combine the square roots. Factor -20 into Cancel like terms Simplify Multiply Take the square root of 4 to get 2