How do you simplify sqrt45? Algebra Radicals and Geometry Connections Simplification of Radical Expressions 1 Answer Serena D. May 5, 2018 3sqrt5 Explanation: sqrt45=sqrt(9*5) rarr 9 is a perfect square and can be taken out of the radical 3sqrt5 Answer link Related questions How do you simplify radical expressions? How do you simplify radical expressions with fractions? How do you simplify radical expressions with variables? What are radical expressions? How do you simplify root{3}{-125}? How do you write ""^4sqrt(zw) as a rational exponent? How do you simplify ""^5sqrt(96) How do you write ""^9sqrt(y^3) as a rational exponent? How do you simplify sqrt(75a^12b^3c^5)? How do you simplify sqrt(50)-sqrt(2)? See all questions in Simplification of Radical Expressions Impact of this question 5720 views around the world You can reuse this answer Creative Commons License