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Mathematical calculation:
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           ☆1 arithmetic calculations

[1/1 Formula]
    Work: Calculate the value of equation 0.5^2*3%^2+0.5^2*5%^2+2*0.5*0.5*7%*10%*(-0.5) .
    Question type: Mathematical calculation
    Solution:
          0.5^2*3%^2+0.5^2*5%^2+2*0.5*0.5*7%*10%*(-0.5)
        =0.5^2*3%^2+0.5^2*5%^2+2*0.5*0.5*7%*10%*(-0.5)
        =0.5^2*0.03^2+0.5^2*5%^2+2*0.5*0.5*7%*10%*-0.5
        =0.5^2*0.03^2+0.5^2*0.05^2+2*0.5*0.5*7%*10%*-0.5
        =0.5^2*0.03^2+0.5^2*0.05^2+2*0.5*0.5*0.07*10%*-0.5
        =0.5^2*0.03^2+0.5^2*0.05^2+2*0.5*0.5*0.07*0.1*-0.5
        =0.25*0.03^2+0.5^2*0.05^2+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.25*0.0009+0.5^2*0.05^2+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.25*0.0009+0.25*0.05^2+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.25*0.0009+0.25*0.0025+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.000225+0.25*0.0025+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.000225+0.000625+2*0.5*0.5*0.07*0.1*(-0.5)
        =0.000225+0.000625+1*0.5*0.07*0.1*(-0.5)
        =0.000225+0.000625+0.5*0.07*0.1*(-0.5)
        =0.000225+0.000625+0.035*0.1*(-0.5)
        =0.000225+0.000625+0.0035*(-0.5)
        =0.000225+0.000625+(-0.00175)
        =0.00085+(-0.00175)
        =-0.0009

    Answer:0.5^2*3%^2+0.5^2*5%^2+2*0.5*0.5*7%*10%*(-0.5)=-0.0009


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