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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 2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2) .
Question type: Mathematical calculation
Solution:
2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)
=2*1.2*1372*1.743*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)
=2*1.2*1372*1.743*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(-3.784608)
=2*1.2*1372*1.743*-0.801144-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*-3.784608
=2*1.2*1372*1.743*-0.801144-1.2*8.6/2.9*1.25^2*51.42^2*0.598472*-3.784608
=2*1.2*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*51.42^2*0.598472*(-3.784608)
=2*1.2*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=2.4*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=3292.8*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=5739.3504*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=(-4598.046137)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-10.32/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-3.558621*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-5.560345*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-14701.64337*0.598472*(-3.784608)
=-4598.046137-8798.521911*(-3.784608)
=-4598.046137-(-33298.956413)
=28700.910276
Answer:2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)=28700.910276
Note: Radian
☆1 arithmetic calculations
[1/1 Formula]
Work: Calculate the value of equation 2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2) .
Question type: Mathematical calculation
Solution:
2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)
=2*1.2*1372*1.743*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)
=2*1.2*1372*1.743*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(-3.784608)
=2*1.2*1372*1.743*-0.801144-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*-3.784608
=2*1.2*1372*1.743*-0.801144-1.2*8.6/2.9*1.25^2*51.42^2*0.598472*-3.784608
=2*1.2*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*51.42^2*0.598472*(-3.784608)
=2*1.2*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=2.4*1372*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=3292.8*1.743*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=5739.3504*(-0.801144)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=(-4598.046137)-1.2*8.6/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-10.32/2.9*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-3.558621*1.5625*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-5.560345*2644.016399999999976*0.598472*(-3.784608)
=-4598.046137-14701.64337*0.598472*(-3.784608)
=-4598.046137-8798.521911*(-3.784608)
=-4598.046137-(-33298.956413)
=28700.910276
Answer:2*1.2*1372*(0.7*2.9-0.287)*cos2.5-1.2*8.6/2.9*1.25^2*51.42^2*sin2.5*(2.613^3/3*cos2.5+0.287*2.613^2/2)=28700.910276
Note: Radian