4r^2=25

Lösung

4 r^{2} = 25

r = \frac{5}{2}, r = - \frac{5}{2}

Dezimale

r = 2.5, r = - 2.5

Schritte zur Lösung

4 r^{2} = 25

Teile beide Seiten durch

4

r^{2} = \frac{25}{4}

Für

x^{2} = f (a)

sind die Lösungen

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

r = \frac{25}{4}, r = - \frac{25}{4}

\frac{25}{4} = \frac{5}{2}

- \frac{25}{4} = - \frac{5}{2}

r = \frac{5}{2}, r = - \frac{5}{2}

(130 π \cdot 1 0^{3} - w)^{2} = 3 \cdot 150 π \cdot 1 0^{3}

4 x^{2} + 7 = 0

4 x + 12 x^{2} = 0

0 = 2 x^{2} - 6 x

4 x^{2} - 9 x^{2} - 36 = 0