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What is 3 square root 45 plus 7square root 36?

Updated: 8/18/2019
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Wiki User

14y ago

Best Answer

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..

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Wiki User

14y ago
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Q: What is 3 square root 45 plus 7square root 36?
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