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- Improper integral
- Double Integral
- Triple Integral
- Curvilinear integral
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How to use it?
- Integral of d{x}:
- Integral of (1-2*x)/x^2
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Integral of x/(x^3+8)
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Integral of x^(-6)
- Integral of ln|secx+tanx|dx
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Identical expressions
- x/(e^(-3x))
- x divide by (e to the power of ( minus 3x))
- x/(e(-3x))
- x/e-3x
- x/e^-3x
- x divide by (e^(-3x))
- x/(e^(-3x))dx
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Similar expressions
- x/(e^(3x))
Integral of x/(e^(-3x)) dx
The solution
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[src]
1 / | | x | ----- dx | -3*x | E | / 0
$$\int\limits_{0}^{1} \frac{x}{e^{- 3 x}}\, dx$$
Integral(x/E^(-3*x), (x, 0, 1))
The answer (Indefinite)
[src]
/ | 3*x | x (-1 + 3*x)*e | ----- dx = C + --------------- | -3*x 9 | E | /
$$\int \frac{x}{e^{- 3 x}}\, dx = C + \frac{\left(3 x - 1\right) e^{3 x}}{9}$$
The graph
The answer
[src]
3 1 2*e - + ---- 9 9
$$\frac{1}{9} + \frac{2 e^{3}}{9}$$
=
=
3 1 2*e - + ---- 9 9
$$\frac{1}{9} + \frac{2 e^{3}}{9}$$
1/9 + 2*exp(3)/9
The graph
Use the examples entering the upper and lower limits of integration.