u^2=-81

Lösung

u^{2} = - 81

u = 9 i, u = - 9 i

Schritte zur Lösung

u^{2} = - 81

Für

x^{2} = f (a)

sind die Lösungen

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

u = - 81, u = - - 81

- 81 = 9 i

- - 81 = - 9 i

u = 9 i, u = - 9 i

x^{2} - 6 x - 14 = 0

4 ∣ 6 + 2 s ∣ - 27 \leq - 3

8 (- 2 x - 4) + 12 = - 52

s im pl i f y \frac{y ^{8}}{x ^{- 3} x ^{7} y ^{6}}

3 x^{2} - 23 x - 1 = 0