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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 (0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02) .
Question type: Mathematical calculation
Solution:
(0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+1.9968×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+27.9552+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+27.9552+1.7888×8+1.46×2+2.36×2.98
=1.5808+27.9552+14.3104+1.46×2+2.36×2.98
=1.5808+27.9552+14.3104+2.92+2.36×2.98
=1.5808+27.9552+14.3104+2.92+7.0328
=29.536+14.3104+2.92+7.0328
=43.8464+2.92+7.0328
=46.7664+7.0328
=53.7992
Answer:(0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)=53.7992
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation (0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02) .
Question type: Mathematical calculation
Solution:
(0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+(2.4-0.02×2)×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×(3.0-0.02)
=0.76×2.08+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+0.96×2.08×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+1.9968×14+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+27.9552+0.86×2.08×8+1.46×2+2.36×2.98
=1.5808+27.9552+1.7888×8+1.46×2+2.36×2.98
=1.5808+27.9552+14.3104+1.46×2+2.36×2.98
=1.5808+27.9552+14.3104+2.92+2.36×2.98
=1.5808+27.9552+14.3104+2.92+7.0328
=29.536+14.3104+2.92+7.0328
=43.8464+2.92+7.0328
=46.7664+7.0328
=53.7992
Answer:(0.8-0.02×2)×(2.1-0.02)+(1.0-0.02×2)×(2.1-0.02)×14+(0.9-0.02×2)×(2.1-0.02)×8+(1.5-0.02×2)×2+(2.4-0.02×2)×(3.0-0.02)=53.7992