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Beliebt Algebra >

completesquare x^2-6x-1

Lösung

vervollständige das quadrat

x^{2} - 6 x - 1

Lösung

(x - 3)^{2} - 10

Schritte zur Lösung

x^{2} - 6 x - 1

Schreibe

x^{2} - 6 x - 1

in dieser Form:

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

2 a = - 6 : a = - 3

Addiere und subtrahiere

(- 3)^{2}

x^{2} - 6 x - 1 + (- 3)^{2} - (- 3)^{2}

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

x^{2} - 6 x + (- 3)^{2} = (x - 3)^{2}

(x - 3)^{2} - 1 - (- 3)^{2}

Vereinfache

(x - 3)^{2} - 10

Graph

Beliebte Beispiele

-1/3 x^2+4/3 x-4/3 =-1/6 x^2+2/3 x-13/6

- \frac{1}{3} x^{2} + \frac{4}{3} x - \frac{4}{3} = - \frac{1}{6} x^{2} + \frac{2}{3} x - \frac{13}{6}

15 x^{2} - 10 = 0

- 2 x^{2} + 6 x - 9 = 0

solvefor x,z=6-x^2-y^2

so l v e f or x, z = 6 - x^{2} - y^{2}

(k-1)x^2+k^2x+21=0

(k - 1) x^{2} + k^{2} x + 21 = 0