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
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==der==
Derivative function
==img==
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==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
16*16-4*4*9=
sqrt27+2^3
7x+5=9x-2
(5+x)×4=32
log(2,0.74)
36/x+x-4/8=x-40/2
(tan60)^2
atan60
tan60
x-4=(90-x+4)×80%
e^(-0.029x) =0.45
47.84+(-32.68)=
41.24+(-4.83)=
6.67×100×5.965x =100000000×1.5×4×3.14×3.14/((365×24×60×60)^2)
6.67×100×5.965x=1.5×4×3.14×3.14/((365×24×60×60)^2)
6.67×100×5.965×x=1.5×4×3.14×3.14/((365×24×60×60)^2)
6.67×100×5.965×((330000/x)-(1/(1.5×10^11-x)))=1.5×4×3.14×3.14/((365×24×60×60)^2)
6.67×100×5.965×(330000/x-1/(1.5×10^11-x))=1.5×4×3.14×3.14/((365×24×60×60)^2)
6.67×100×5.965×(330000/x-1/(1.5×10^11-x))=1.5×4×3.14×3.14/(365×24×60×60)^2
1/x-5=5
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