Mathematics
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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
【(500+187.5)*(695+250)-500*695】/187.5
((802.5*687.5)-(615*500))/(687.5-500)
【(500+187.5)*(695+180)-500*695】/187.5
254062.5/187.5
(500+187.5)*(695+180)-500*695
(2000+2000)/(2000-695)
(2000+2000)/(2000-615)
arctan100+arctan0.1-arctan10
arctan100-arctan0.1+arctan10
90-arctan100-arctan0.1+arctan10
(8/2)/(21.2%×100)×14.35%×100×2.18
8/2/21.02%*14.35%*2.18
8/2/21.02*14.35*2.18
8/0.4/8%*9%*0.3
8/0.4/8%*100*9%*100*0.3
(21.2%+17.5%+24.3%)/3
(8/2+8.1/3+11/2.2)/3
(8/2+8.1/3+11/2.2)/3/(21.2%+17.5%+24.3%)/3
90-arctan6.32-arctan(0.008*63.2)+arctan(0.03*63.2)
90-arctan6.32-arctan0.008*63.2+arctan0.03*63.2
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