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           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation √(30.47-0.19*120) .
    Question type: Mathematical calculation
    Solution:
          √(30.47-0.19*120)
        =√7.67
        =2.769476
    Answer:√(30.47-0.19*120)=2.769476

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