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How to solve double roots .all the inside roots could be solved but how to remove upper roots

How to solve double roots .all the inside roots could be solved but how to remove upper roots
 
 

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Grade:11

1 Answers

Aditya Gupta
2081 Points
5 years ago
first write the expression as:
10+2√10 – 2√6 – 2√15
or (√2)^2+(–√3)^2+(√5)^2+2(√5√2 – √3√2 – √3√5)
= (√5 – √3+√2)^2
so, the square root is 
√5 – √3+√2

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