Answers

2014-05-10T19:33:12+05:30
(√7+2√10)-(√9-4√5)
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√7+2√10-√9+4√5
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0
2014-05-10T21:24:21+05:30
(√7+2√10)-(√9-4√5) =>√7+2√10-√9+4√5 =>√7+2√10-3+4√5 =>√7+2√5(√2+2)-3
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