25x^2=45

Lösung

25 x^{2} = 45

x = \frac{3}{5}, x = - \frac{3}{5}

Dezimale

x = 1.34164 \dots, x = - 1.34164 \dots

Schritte zur Lösung

25 x^{2} = 45

Teile beide Seiten durch

25

x^{2} = \frac{9}{5}

Für

x^{2} = f (a)

sind die Lösungen

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

x = \frac{9}{5}, x = - \frac{9}{5}

\frac{9}{5} = \frac{3}{5}

- \frac{9}{5} = - \frac{3}{5}

x = \frac{3}{5}, x = - \frac{3}{5}

10 x^{2} + 8 x + 1 = 0

4 x^{2} + 2 x - 30 = 0

x^{2} + 30 x - 27000 = 0

co m pl e t es q u a re 2 x^{2} + x - 6

x^{2} - 5 = 0