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Beliebt Rechnen >

integral from 2 to infinity of-7x^{-2}

Lösung

\int_{2}^{\infty} - 7 x^{- 2} d x

Lösung

- \frac{7}{2}

+1

Dezimale

- 3.5

Schritte zur Lösung

\int_{2}^{\infty} - 7 x^{- 2} d x

Berechne das unbestimmte Integral:

\int - 7 x^{- 2} d x = \frac{7}{x} + C

Berechne die Grenzen:

\int_{2}^{\infty} - 7 x^{- 2} d x = 0 - \frac{7}{2}

= 0 - \frac{7}{2}

Vereinfache

= - \frac{7}{2}

Beliebte Beispiele

derivative of (x/3 ^3)

\frac{d}{d x} ((\frac{x}{3})^{3})

derivative of (x^2+2x-4/((x+1)^2))

\frac{d}{d x} (\frac{x ^{2} + 2 x - 4}{( x + 1 ) ^{2}})

integral from 1 to 2 of (ln^2(x))/(x^3)

\int_{1}^{2} \frac{ln ^{2} ( x )}{x ^{3}} d x

integral of e^{2x}sin(7x)

\int e^{2 x} sin (7 x) d x

inverselaplace e^{-as}

in v erse l a pl a ce e^{- a s}