👤
Answered

find the missing to make the qustion by completing the aquare correct x2+6x= -5

Sagot :

HUYITIANANDSHENYUE27IN

Answer:

x = - 5 or x = - 1

Step-by-step explanation:

[tex] {x}^{2} + 6x = - 5 \\ \\ {x}^{2} + 6x +? = - 5 + ? \\ \\ {x}^{2} + 6x + 9 = (x + 3 {)}^{2} \: \: so \: \: add \: \: 9 \\ \\ {x}^{2} + 6x + 9 = - 5 + 9 \\ \\ (x + 3 {)}^{2} = 4 \\ \\ x = - 5 \\ x = - 1[/tex]

hope its help

In Studier: Other Questions