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Beliebt Algebra >

x^2+4x<77

Lösung

x^{2} + 4 x < 77

Lösung

- 11 < x < 7

+1

Intervall-Notation

(- 11, 7)

Schritte zur Lösung

x^{2} + 4 x < 77

Rewrite in standard form

x^{2} + 4 x - 77 < 0

Faktorisiere

x^{2} + 4 x - 77 : (x - 7) (x + 11)

(x - 7) (x + 11) < 0

Identifiziere die Intervalle

- 11 < x < 7

Graph

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