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
lg(20)
lg(0.05)
20^-1
15×40= 26×2= 16×2= 18×2= 15×4= 26×20= 16×20= 18×20= 15×40=
ln(0.05)-ln(20)
12×5= 22×2= 35×60= 17×20= 12×50= 22×20= 26×20= 16×20= 18×20=
ln(0.2)-ln(20)
21×40= 74×20= 52×20= 25×30= 14×30= 18×20= 13×30= 25×3= 14×3=
16×5= 26×3= 20×5= 27×4= 16×50= 26×30= 20×50= 27×40= 16×500=
[1.2×(65+0.135+0.45+0.333)+1.4×(3.0+2.0+2.0)]
17×4= 28×20= 18×20= 20×20= 17×40= 28×200= 18×200= 20×200= 17×400=
14×50= 24×20= 37×600= 19×200= 14×500= 24×200= 28×2= 18×2= 20×2=
20×20= 15×30= 27×300= 16×300= 20×200= 15×300= 37×6= 19×2= 14×5=
14×400= 16×200= 14×200= 27×3= 16×3= 20×2= 15×3= 27×30= 16×30=
17×2= 14×4= 16×2= 14×2= 17×20= 14×40= 16×20= 14×20= 17×200=
109400/(0.9×0.606×540)+60000/(0.8×0.85×540)
109400/(0.9×0.606×540)+60000/(0.8×0.76×540)
lg(sqrt(101)+10)-lg(sqrt(101)-10)
lg(110)-lg(90)
10^1.04
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