vereinfachen (x+sqrt(7))^2

Lösung

vereinfachen

(x + 7)^{2}

x^{2} + 27 x + 7

Schritte zur Lösung

(x + 7)^{2}

Wende Formel für perfekte quadratische Gleichungen an:

(a + b)^{2} = a^{2} + 2 ab + b^{2}

(x + 7)^{2} = x^{2} + 2 x 7 + (7)^{2}

= x^{2} + 2 x 7 + (7)^{2}

2 x 7 = 27 x

(7)^{2} = 7

= x^{2} + 27 x + 7

e x p an d (1, - 3) y (6, - 5)

s im pl i f y (r - t)^{2}

e x p an d (x + y) d x + x ln (x)

e x p an d \frac{x ^{2} - 4 x + 2}{( x + 1 ) ( x - 1 )}

e x p an d (x^{\frac{3}{2}} - x + 1) (x^{2} + x^{\frac{1}{2}} - 2)