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High school mathematics interesting knowledge
2+2+2 = 6

√(3×3)+ 3 = 6

√4+√4+√4 = 6

5+5÷5 = 6

6+6-6 = 6

7-7÷7 = 6

√8+? √8+? √8 = 6

(9+9)÷√9 = 6

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