Math, asked by antonykairali, 9 months ago

find the square of :
a) 3+2root 5
make it fast guys
if u tell true answer i will follow, thank you and mark as a brainiest. sure thats my promise​

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Answers

Answered by atulmanesh
2

Answer:

(3 + 2√5)^2

3^2 + (2√5)^2 + 2(3)(2√5)

9 + 4*5 + 12√5

29 + 12√5

hope this helps

Answered by mourya6933
1

Answer:

 {(3 + 2 \sqrt{5)} }^{2}  \\ 9 + 20 + 12 \sqrt{2 }  \\ 29 + 12 \sqrt{2 }

answer is 29+ 12 root 2

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