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Beliebt Algebra >

completesquare s^2+6s+13

Lösung

vervollständige das quadrat

s^{2} + 6 s + 13

Lösung

(s + 3)^{2} + 4

Schritte zur Lösung

s^{2} + 6 s + 13

Schreibe

s^{2} + 6 s + 13

in dieser Form:

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

2 a = 6 : a = 3

Addiere und subtrahiere

3^{2}

s^{2} + 6 s + 13 + 3^{2} - 3^{2}

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

s^{2} + 6 s + 3^{2} = (s + 3)^{2}

(s + 3)^{2} + 13 - 3^{2}

Vereinfache

(s + 3)^{2} + 4

Graph

Beliebte Beispiele

5 x^{2} - x = 3

r^{2} - 3 = 0

solvefor x,x^2-y^2=2xy

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

0.6x^2+2.3x-20=0

0.6 x^{2} + 2.3 x - 20 = 0

completesquare n^2-2n-3=0

co m pl e t es q u a re n^{2} - 2 n - 3 = 0