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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 87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3 .
Question type: Mathematical calculation
Solution:
87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=131.52×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+0.5×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+26.225×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+39.3375×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+179.97×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+269.955/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+134.9775+1/2×28.8×1.5×1.5/3
=295.92+78.675+134.9775+0.5×28.8×1.5×1.5/3
=295.92+78.675+134.9775+14.4×1.5×1.5/3
=295.92+78.675+134.9775+21.6×1.5/3
=295.92+78.675+134.9775+32.4/3
=295.92+78.675+134.9775+10.8
=374.595+134.9775+10.8
=509.5725+10.8
=520.3725
Answer:87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3=520.3725
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3 .
Question type: Mathematical calculation
Solution:
87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3
=87.68×1.5×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=131.52×2.25+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+1/2×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+0.5×52.45×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+26.225×1.5×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+39.3375×2+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+119.98×1.5×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+179.97×1.5/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+269.955/2+1/2×28.8×1.5×1.5/3
=295.92+78.675+134.9775+1/2×28.8×1.5×1.5/3
=295.92+78.675+134.9775+0.5×28.8×1.5×1.5/3
=295.92+78.675+134.9775+14.4×1.5×1.5/3
=295.92+78.675+134.9775+21.6×1.5/3
=295.92+78.675+134.9775+32.4/3
=295.92+78.675+134.9775+10.8
=374.595+134.9775+10.8
=509.5725+10.8
=520.3725
Answer:87.68×1.5×(1.5/2+1.5)+1/2×(140.13-87.68)×1.5×(1.5/3+1.5)+119.98×1.5×1.5/2+1/2×(148.78-119.98)×1.5×1.5/3=520.3725