Mathematics
语言:
中文
Language:English
==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
2.5×(2×4.41+9.03+2×3.30)
2021^(1/2021)
2021^1/2021
(2×50.3)/(600×100)
(2×50.3)/(600×200)
0.7×1.43×600×665
0.25×1.0×14.3×600×665
1/2×(13.125+10)×7
(700-35)/600
14^2-15^2
13^2
2/3(5.05+5.03^2/(5.05+5.03))
2/3(2.56+1.6^2/(1.6+2.56))
2/3(5.15+(5.05)^2/(5.15+5.05))
2/3(2.56+(2.35)^2/(2.56+2.35))
sin75=
2×14300×0.5^3×(sin(180×0.282))^3÷3+14300×0.282×0.5^2×(1-sin(180×2×0.282)/(6.283×0.282))×(0.4375)×(sin(180×0.282)+sin(180×(1.25-2×0.282)))÷(1.25-3×0.282)
3.14159×14300×0.282×0.5^2×(1-sin(180×2×0.282)/(6.283×0.282))
3.14159×14300×0.255×0.5^2×(1-sin(180×2×0.255)/(6.283×0.255))
14300×0.255×0.5^2×(1-sin(180×2×0.255)
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