what is the answer 3+2√3 ^2
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Answer:
the ans is 9
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Answer:
21 + 12√3
Step-by-step explanation:
(3 + 2√3)
//(a+b) = a² + b² + 2ab
= (3)² + (2√3) ² + 2*3*2√3
= 9 + 12 + 12√3 = 21 + 12√3
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