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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 4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8)) .
Question type: Mathematical calculation
Solution:
4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*(1+0.2*1.2+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*(0.4*1.2+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*0.84)+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*(1+0.2*1.2+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*(0.6*1.2+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*1.04)
=4*0.2*1.984+0.8*1.248
=0.8*1.984+0.8*1.248
=1.5872+0.8*1.248
=1.5872+0.9984
=2.5856
Answer:4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))=2.5856
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8)) .
Question type: Mathematical calculation
Solution:
4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*(1+0.2*1.2+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*(0.4*1.2+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*(1+0.2*1.56+0.8*0.84)+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*(1+0.2*1.2+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*(0.6*(1+0.2)+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*(0.6*1.2+0.4*0.8))
=4*0.2*1.984+0.8*(0.4*1.56+0.6*1.04)
=4*0.2*1.984+0.8*1.248
=0.8*1.984+0.8*1.248
=1.5872+0.8*1.248
=1.5872+0.9984
=2.5856
Answer:4*0.2*(1+0.2*(1+0.2*(1+0.2)+0.8*0.4)+0.8*(0.4*(1+0.2)+0.6*0.6))+0.8*(0.4*(1+0.2*(1+0.2)+0.8*0.4)+0.6*(0.6*(1+0.2)+0.4*0.8))=2.5856