Question

find the sum , (√5+2√6) + (√8- 2√15)

Answer 1

The answer is approximately = 2.220
Solution :
(√5 + 2√6) =7.135
(√8 - 2√15) =  -4.915
Hence, on adding both of them,we get
the total sum approximately equal to 2.220

Answer 2

 the answer will be √5+2√6+√8- 2√15.