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
-7/2-9/4+3/2
0-3.4+5-4.6
-5+8-28-10
8272+2483592+278-68938*589+3583486278*3-3584645494645494
√139432379/√500000
sin(15)
cos(15)
sin(30.873756)
cos(30.873756)
sin(40.192)
cos(40.192)
180+arctan(0.5*18)-180-2*arctan(0.02*18)=
0.3*300*400+14.3^2
sin(13.227596)
cos(13.227596)
11.24+12.94+13.38+10.25+10.41+12.63
75-2
{1-[(0.6235+0.7778)-(0.6235*0.7778)]}÷(1-0.8766)
{1-[(0.6235+0.8234)-(0.6235*0.8234)]}÷(1-0.9127)
{1-[(0.6235+0.7449)-(0.6235*0.7449)]}÷(1-0.8131)
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