Mathematics
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==equ==
Unary equation
Multivariate equation
==cal==
Solution inequality
Mathematical calculation
Fractional calculation
Mathematical statistics
Resolving prime factor
Fraction and Decimal Interactions
Lenders ToolBox
==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
Function image
==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
arctan8/5
arctan8/5
(95.94×19.91+13.1×34.82)/274.72
(421.02×3.14+460.91×0.80)/(31.56×6.08+290.68×3.36+129.46×0.82)
(421.02×3.14+460.91×0.80)/(31.56×6.08+290.68×3.36+129.46×81.66)
95.94×2.825+2×13.1×√2.825
64.83×2.825+2×13.1×√2.825
64.83×1.8+2×24×√1.8
0×1.8+2×24×√1.8
64.83+18.3×1.7
18.9×3.43
274.72×0.354-2×13.1×√0.354
274.72×0354-2×13.1×√0.354
243.61×0.354-2×13.1×√0.354
243.61×0.556-2×24×√0.556
175.57×0.556-2×24×√0.556
175.57×0.58-2×49.1×√0.58
131.79×0.58-2×49.1×√0.58
243.61+18.3×1.7
175.57+18.9×3.6
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