Overview: 7 questions will be solved this time.Among them
           ☆6 arithmetic calculations
           ☆1 integer calculations

[1/7 Integer column vertical calculation]
    Question type: Integer division
    Original question: 3/0
    Solution:
    3/0 = 
    Column vertical calculation:

输入有误：0 不能作为除数。

[2/7 Formula]
    Work: Calculate the value of equation log(1,6) .
    Question type: Mathematical calculation
    Solution:
          log(1,6)
        =0
    Answer:log(1,6)=0
[3/7 Formula]
    Work: Calculate the value of equation sqrt(-3) .
    Question type: Mathematical calculation
    Solution:
          sqrt(-3)
        =sqrt(-3)
        =-nan
    Answer:sqrt(-3)=-
[4/7 Formula]
    Work: Calculate the value of equation 0^(-3) .
    Question type: Mathematical calculation
    Solution:
          0^(-3)
        =0^(-3)
        =inf
    Answer:0^(-3)=inf
[5/7 Formula]
    Work: Calculate the value of equation tan(π/2) .
    Question type: Mathematical calculation
    Solution:
          tan(π/2)
        =tan1.570796
        =3060023.306953
    Answer:tan(π/2)=3060023.306953
    Note: Radian
[6/7 Formula]
    Work: Calculate the value of equation arcsin3 .
    Question type: Mathematical calculation
    Solution:
          arcsin3
        =0
    Answer:arcsin3=0
    Note: Radian
[7/7 Formula]
    Work: Calculate the value of equation arccos(-4) .
    Question type: Mathematical calculation
    Solution:
          arccos(-4)
        =arccos(-4)
        =0
    Answer:arccos(-4)=0
    Note: Radian

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>>注：本次最多计算 7 道题。

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