kilionimbo75 kilionimbo75

30-09-2020
Mathematics

contestada

Solve by completing the square. x2^+8x= -20

Respuesta :

rtwenefour rtwenefour

30-09-2020

Step-by-step explanation:

x2^+8x=-20

9x^2=20

x^2=20-9

x^2=11

√x^2=√11

x=√11

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