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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 1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9 .
Question type: Mathematical calculation
Solution:
1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=21.75×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+10.47×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+4.3×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+15.007×1.8+720×2.8×1.6×0.9
=39.15+18.846+27.0126+720×2.8×1.6×0.9
=39.15+18.846+27.0126+2016×1.6×0.9
=39.15+18.846+27.0126+3225.6×0.9
=39.15+18.846+27.0126+2903.04
=57.996+27.0126+2903.04
=85.0086+2903.04
=2988.0486
Answer:1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9=2988.0486
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9 .
Question type: Mathematical calculation
Solution:
1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=21.75×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+10.47×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+2×2.15×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+4.3×3.49×1.8+720×2.8×1.6×0.9
=39.15+18.846+15.007×1.8+720×2.8×1.6×0.9
=39.15+18.846+27.0126+720×2.8×1.6×0.9
=39.15+18.846+27.0126+2016×1.6×0.9
=39.15+18.846+27.0126+3225.6×0.9
=39.15+18.846+27.0126+2903.04
=57.996+27.0126+2903.04
=85.0086+2903.04
=2988.0486
Answer:1×3×7.25×1.8+1×3×3.49×1.8+2×2.15×3.49×1.8+720×2.8×1.6×0.9=2988.0486