x^2=1^2+4^2

Lösung

x^{2} = 1^{2} + 4^{2}

x = 17, x = - 17

Dezimale

x = 4.12310 \dots, x = - 4.12310 \dots

Schritte zur Lösung

x^{2} = 1^{2} + 4^{2}

Vereinfache

1^{2} + 4^{2} : 17

Für

x^{2} = f (a)

sind die Lösungen

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

x = 17, x = - 17

co m pl e t es q u a re 2 x^{2} + 5 x - 8 = 0

6 x^{2} - 17 x = - 12

6 t^{2} - t - 2 = 0

x^{2} + 5 x - 3 = - 4 x - 3 - 4 x - 3

- 81 v^{2} + 91 = 21