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
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==LiAl==
Determinant
Matrix multiplication
Inverse matrix
==der==
Derivative function
==img==
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==que==
Q&A
current location:Mathematical operation > History of Mathematical Computation
80×0.3×[(3.14×0.232²/4)×12-3.14×16×10-3×0.232×25-0]+0.18×3.14×0.232×80=
80×0.3×[(3.14×0.232²/4)×12-3.14×16×10-3×0.232×78-0]+0.18×3.14×0.232×80=
80×0.3×[(3.14×0.232²/4)×12-3.14×16×10-3×0.232×65-0]+0.18×3.14×0.232×80=
80×0.3×[(3.14×0.232²/4)×12-3.14×16×10-3×0.232×35-0]+0.18×3.14×0.232×80=
1.14+5.14
√(4^2+6^2)
-0.1002/-0.1075
34591*0.26
34591*26%
90*16
2*72*120/(72+120)
266.43*1.23^10
266.43*1.23^5
266.33*1.23^10
266.33*1.23^5
-630+330/(1+10%)+440/(1+10%)=
2^(1/4)
arccos(0.783)
arccos(0.783)
arccos(-0.783)
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