4^2+8^2=c^2

Lösung

4^{2} + 8^{2} = c^{2}

c = 45, c = - 45

Dezimale

c = 8.94427 \dots, c = - 8.94427 \dots

Schritte zur Lösung

4^{2} + 8^{2} = c^{2}

Tausche die Seiten

c^{2} = 4^{2} + 8^{2}

Vereinfache

4^{2} + 8^{2} : 80

Für

x^{2} = f (a)

sind die Lösungen

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

c = 80, c = - 80

80 = 45

- 80 = - 45

c = 45, c = - 45

z^{2} - 4 z - 5 = 4 z

2 x (x - 2) = 0

8 t = - (16 t^{2} + 1)

50 x^{2} - 200 x - 250 = 0

x^{2} + (\frac{3}{4})^{2} = 1