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Beliebt Rechnen >

limit as x approaches 2+of (2-x)/(x^2-4)

Lösung

x \to 2 + lim (\frac{2 - x}{x ^{2} - 4})

Lösung

- \frac{1}{4}

+1

Dezimale

- 0.25

Schritte zur Lösung

x \to 2 + lim (\frac{2 - x}{x ^{2} - 4})

Vereinfache

\frac{2 - x}{x ^{2} - 4} : - \frac{1}{x + 2}

= x \to 2 + lim (- \frac{1}{x + 2})

Setze den Wert

x = 2

ein

= - \frac{1}{2 + 2}

Vereinfache

= - \frac{1}{4}

Graph

Beliebte Beispiele

derivative of ln(2x+4)

\frac{d}{d x} (ln (2 x + 4))

integral of ln(u)

\int ln (u) d u

limit as x approaches infinity of (sqrt(x^2+3))/(sqrt(3x^2+1))

x \to \infty lim (\frac{x ^{2} + 3}{3 x ^{2} + 1})

integral of (2x^3+x^2-5)/(x-1)

\int \frac{2 x ^{3} + x ^{2} - 5}{x - 1} d x

(x^2+1)y^'+5x(y-1)=0,y(0)=9

(x^{2} + 1) y^{^{'}} + 5 x (y - 1) = 0, y (0) = 9