3 years ago

F(x)=x^(2)+6x-78 completing the square fill in the blanks: f(x)=(x+blank)^2+blank

1 answer:

8 0

The blank: $f(x) = (x+3)^2-78+9$
You can combine the negative 78 and 9 if you want to, but that should be the next step for that problem.

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