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
180-90-arctan(0.5*7.56)-arctan(0.1*7.56)-arctan(0.023*7.56)+arctan(0.23*7.56)
(1/8+5/12)*(-24)+12*(1/2-1/3)*3/2
(-5)^2-4*-1*-6
-90-arctan(0.5*4.0776)-arctan(0.1*4.0776)
3489.8²+1658.7²
4000/100*(0.7+0.93²*7)
(4.52+0.93²*28.8
√[3460.4²+(1688.0-300)²]
√3460.4²+(1688.0-300)²
3489.6²+1751.6²
4000/100*(0.7+0.925²*7)
4.52+0.925²*28.8
(7/4-7/8-7/12)*(-8/7)
(-3/4)*(-1/2)/(-9/8)*3
-165+265-78-22+65
tan(arccos0.797)-tan(arccos0.92)
tan(arccos0.899)-tan(arccos0.92)
sqrt((3*√5/4+9/4+6*√2/4)* (-3*√5/4+9/4+6*√2/4)* (3*√5/4-9/4+6*√2/4) *(3*√5/4+9/4-6*√2/4))
2+(-12)除以3乘1/3
245/4 292/5 306/6 340/6 381/7 388/7 425/8 436/8 456/9 531/10 681/13
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