turdmigget turdmigget 07-05-2018 Mathematics contestada 1.)Simplify the expression: 4 times Start Root 18 End Root plus 5 times Start Root 32 End Root 2.)Simplify the expression: 7 times Start Root 5 End Root minus 3 times Start Root 80 End Root 3.)Simplify the expression: Start Root 21 End Root times Left Parenthesis Start Root 3 End Root plus Start Root 14 End Root Right Parenthesis. 4.)Simplify by rationalizing the denominator: Start Fraction 4 over Start Root 10 End Root minus Start Root 6 End Root End Fraction I WILL MAKE YOU THE BRAINIEST! PLEASE HELP