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Mathematical calculation:
    Enter the mathematical formula directly and click the "Next" button to get the calculation answer.
    It supports mathematical functions (including trigonometric functions).
    Current location:Mathematical operation > History of Mathematical Computation > Answer
    Overview: 1 questions will be solved this time.Among them
           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation 0.75*0.75*0.15*0.15+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15 .
    Question type: Mathematical calculation
    Solution:
          0.75*0.75*0.15*0.15+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.5625*0.15*0.15+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.084375*0.15+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.012656+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.012656+0.0625*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.012656+0.0075*0.12+2*0.75*0.25*0.3*0.12*0.15
        =0.012656+0.0009+2*0.75*0.25*0.3*0.12*0.15
        =0.012656+0.0009+1.5*0.25*0.3*0.12*0.15
        =0.012656+0.0009+0.375*0.3*0.12*0.15
        =0.012656+0.0009+0.1125*0.12*0.15
        =0.012656+0.0009+0.0135*0.15
        =0.012656+0.0009+0.002025
        =0.013556+0.002025
        =0.015581

    Answer:0.75*0.75*0.15*0.15+0.25*0.25*0.12*0.12+2*0.75*0.25*0.3*0.12*0.15=0.015581


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