862kfw4qgt 862kfw4qgt

25-06-2021
Mathematics

contestada

Jacob tried to solve the following equation by completing the square. Interpret whether he solved it
correctly or if he made a mistake. If he did make a mistake, identify where the mistake was made and
correct his work. Find all solutions and show all of your work for full credit.
1. x2 + 8x + 12 = 0
2. x2 + 8x = -12
3. x2 + 8x + 8 = -4

Respuesta :

29SunJustin1 29SunJustin1

25-06-2021

Answer:

1.2

Step-by-step explanation:

I see for $1.$ $2x+8x+12=0$

$x(8+2)+12=0$

$10x+12=0$

$10x=-12$

x=-1.2

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