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
(1/137)^8
(π1/137)^8
π1/137
0.9^100
sin2
sin2
1500(1+0.2)
lg1.196
=[(26%-22.45%)2×10%+(11%-22.45%)2×10%+(15%-22.45%)2×20%+(27%-22.45%)2×25%+(21%-22.45%)2×20%+(32%-22.45%)2×15%]1/2
【(0.2-0.1)^2*0.3+(-0.05-0.1)^2】^1/2
[(20%-10%)2×0.3+(10%-10%)2×0.5+(-5%-10%)2×0.2]1/2
0.7742*300*0.5742
(5.6044-4.6610)/0.6044
( 1 400 000×2/5)/2+( 1400 000 - 1 400 000×2/5/2) ×2/5/2
( 1 400 000×2/5)/2+( 1400 000 - 1 400 000×2/5) ×2/5/2
arccos0.9375
arccos0.7601
arccos0.9576
9.5*cos65
arccos0.95=
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