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Solve by completing the square ( need it asap pls)

x2+18x+81=-4

-don’t send link-

Sagot :

Sarahporter64idn

Answer:

x=2.17

Step-by-step explanation:

[tex]x^2[/tex] +18x+81=-4

            -81  -81

[tex]x^2[/tex] +18x= -85

    /18       /18

[tex]x^2[/tex]= -4.7

[tex]\sqrt{x^2}[/tex]= [tex]\sqrt{-4.7}[/tex]

x= 2.17

I hope this helps :) (if it does, brainliest, please??)

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