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Beliebt Rechnen >

sum from n=0 to infinity of (-7/8)^n

Lösung

n = 0 \sum \infty (- \frac{7}{8})^{n}

Lösung

\frac{8}{15}

+1

Dezimale

0.53333 \dots

Schritte zur Lösung

n = 0 \sum \infty (- \frac{7}{8})^{n}

Geometrischen Test der Reihe anwenden:

\frac{8}{15}

= \frac{8}{15}

Beliebte Beispiele

tangent f(x)=-3x^2,\at x=1

t an g e n t f (x) = - 3 x^{2}, at x = 1

tangent 5x^3-3x^5

t an g e n t 5 x^{3} - 3 x^{5}

limit as x approaches 0-of (x+16)/x

x \to 0 - lim (\frac{x + 16}{x})

integral of (2x+3)/(x(x^2-4)(x+2)^2)

\int \frac{2 x + 3}{x ( x ^{2} - 4 ) ( x + 2 ) ^{2}} d x

derivative of 25x

\frac{d}{d x} (25 x)