find the square of :
a) 3+2root 5
make it fast guys
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Answers
Answered by
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
1
Answer:
answer is 29+ 12 root 2
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