answersLogoWhite

0

3*sqrt(45) + 7*sqrt(36)

= 3*sqrt(9*5) + 7*sqrt(9*4)

= 3*sqrt(9)*sqrt(5) + 7*sqrt(9)*sqrt(4)

= 3*3*sqrt(5) + 7*3*2

= 9*sqrt(5) + 42

This cannot be simplified further, but it can be evaluated as 62.12461..

User Avatar

Wiki User

15y ago

What else can I help you with?