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Beliebt Rechnen >

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

Lösung

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

Lösung

- 1

Schritte zur Lösung

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

Vereinfache

\frac{\frac{4}{x} + 2}{x + 2} : \frac{2}{x}

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

Setze den Wert

x = - 2

ein

= \frac{2}{- 2}

Vereinfache

= - 1

Graph

Beliebte Beispiele

tangent f(x)=(4x-4)^{1/3},\at x=2

t an g e n t f (x) = (4 x - 4)^{\frac{1}{3}}, at x = 2

f(x)=arctan(e^x)

f (x) = arctan (e^{x})

x^{^{''}} + x^{^{'}} + x = 0

t y^{^{'}} - 2 y = 2 t^{4}

derivative of (x-7/(-5x-10))

\frac{d}{d x} (\frac{x - 7}{- 5 x - 10})