Question

simplify the following expression
(√2+√5)²

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Answer 1

Step-by-step explanation:

first bt the identity split them

√2² +√5² +2√2√5

then √2² will become 2 and √5² will become 5

so

2+5+2√2√5

= 7+2√2√5

which can further be simplified as 7+(1.41*2.23*2)

= 6.28+7

= 13.28