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Beliebt Rechnen >

limit as x approaches-2 of (x^2-1)/(2-x)

Lösung

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

Lösung

\frac{3}{4}

+1

Dezimale

0.75

Schritte zur Lösung

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

Setze den Wert

x = - 2

ein

= \frac{( - 2 ) ^{2} - 1}{2 - ( - 2 )}

Vereinfache

\frac{( - 2 ) ^{2} - 1}{2 - ( - 2 )} : \frac{3}{4}

= \frac{3}{4}

Graph

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