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Beliebt Algebra >

x^2+2x^2=16

Lösung

x^{2} + 2 x^{2} = 16

Lösung

x = \frac{4}{3}, x = - \frac{4}{3}

+1

Dezimale

x = 2.30940 \dots, x = - 2.30940 \dots

Schritte zur Lösung

x^{2} + 2 x^{2} = 16

Addiere gleiche Elemente:

x^{2} + 2 x^{2} = 3 x^{2}

3 x^{2} = 16

Teile beide Seiten durch

3

x^{2} = \frac{16}{3}

Für

x^{2} = f (a)

sind die Lösungen

x = f (a), - f (a)

x = \frac{16}{3}, x = - \frac{16}{3}

\frac{16}{3} = \frac{4}{3}

- \frac{16}{3} = - \frac{4}{3}

x = \frac{4}{3}, x = - \frac{4}{3}

Graph

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