f^2=49

Lösung

f^{2} = 49

f = 7, f = - 7

Schritte zur Lösung

f^{2} = 49

Für

x^{2} = f (a)

sind die Lösungen

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

f = 49, f = - 49

49 = 7

- 49 = - 7

f = 7, f = - 7

2 x^{2} + 12 x = 7

b^{2} + 16 b + 64 = 0

(- 3 - x)^{2} = 0

(3 p + 1)^{2} = 8

(x + 2)^{2} - 2 x = 4