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Beliebt Algebra >

x^2+x^2=3^2

Lösung

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

Lösung

x = \frac{3}{2}, x = - \frac{3}{2}

+1

Dezimale

x = 2.12132 \dots, x = - 2.12132 \dots

Schritte zur Lösung

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

Addiere gleiche Elemente:

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

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

3^{2} = 9

2 x^{2} = 9

Teile beide Seiten durch

2

x^{2} = \frac{9}{2}

Für

x^{2} = f (a)

sind die Lösungen

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

x = \frac{9}{2}, x = - \frac{9}{2}

\frac{9}{2} = \frac{3}{2}

- \frac{9}{2} = - \frac{3}{2}

x = \frac{3}{2}, x = - \frac{3}{2}

Graph

Beliebte Beispiele

x^{2} - 11 + 28 = 0

81 x^{2} = 1

c(x)=1.2x^2-744x+123296

c (x) = 1.2 x^{2} - 744 x + 123296

y^{2} + 14 y = 0

3 (x^{2} + 2) = 18