Question

simply (√5+√2)² for the following​

Answer 1

Answer:

$( \sqrt{5} + \sqrt{2) ^{2} } \\ = { \sqrt{5} }^{2} +( 2 \times \sqrt{2} \times \sqrt{5} ) + { \sqrt{2} }^{2} \\ = 5 + 2 \sqrt{10} + 2 \\ = 7 + 2 \sqrt{10}$