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
2.79*3.67+5.79+3.65+0.3+0.5+0.5+0.15+0.15+0.54+0.1-(2.23*1.45)-(1.84*0.95)-(1.84*0.54)
2.5*0.2+0.2+3.35+0.4-(1.53*0.95)-(1.53*0.55)
2.46*0.25+3.87+0.11+1.92+0.3
2.63*0.15+6.03+3.67+0.3+0.6+0.26+2.81+2.62+2+0.3+2.47+1.23-(1.73*0.95)-(1.73*0.55)-(0.9*2.38)
(6-2.66)*4.7+0.6*4.4
6*4.2+0.93+0.3+2.58+0.24-(2.48*3.58)-4
2.55*1.3+6+3.66+4-(1.43*1.75)-(0.9*2.4)
130/100-1
arccos0.5
183/1.08-142/1.13
(1+8.2%)*(1+8.2%+0.8%)-1
arctan(tan(4π))
arctan(tan(3π))
arctan(sin(3π))
arctan(3sin(3π))
arctan(3sin(4π))
arctan(3sin(3π))
arctan(3sin(π))
arctan(3sin(0))
arctan(3sin(2π))
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