de

English

Español

Português

Français

Deutsch

Italiano

Русский

中文(简体)

한국어

日本語

Tiếng Việt

עברית

العربية

Beliebt Algebra >

completesquare-x^2+3x-2

Lösung

vervollständige das quadrat

- x^{2} + 3 x - 2

Lösung

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

Schritte zur Lösung

- x^{2} + 3 x - 2

Schreibe

- x^{2} + 3 x - 2

in dieser Form:

x^{2} + 2 a x + a^{2}

Klammere aus

- 1

- (x^{2} - 3 x + 2)

2 a = - 3 : a = - \frac{3}{2}

Addiere und subtrahiere

(- \frac{3}{2})^{2}

- (x^{2} - 3 x + 2 + (- \frac{3}{2})^{2} - (- \frac{3}{2})^{2})

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

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

- ((x - \frac{3}{2})^{2} + 2 - (- \frac{3}{2})^{2})

Vereinfache

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

Graph

Beliebte Beispiele

[f(a)]^2=3x^2-x+2

[f (a)]^{2} = 3 x^{2} - x + 2

- 4 x^{2} + 9 x - 3 = 0

-0.5x^2+3.2x+22=24

- 0.5 x^{2} + 3.2 x + 22 = 24

completesquare x-2x^2

co m pl e t es q u a re x - 2 x^{2}

39 x^{2} = 91