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Mathematics 18 Online
OpenStudy (anonymous):

How do I simplify -(x+3)^2+9 to Standard Form? (ax^2+bx+c)

OpenStudy (fibonaccichick666):

so, can you expand (x+3)^2?

OpenStudy (anonymous):

I'm having trouble with that

OpenStudy (anonymous):

Do I distribute the -1 so its (-x-3)(-x-3)?

OpenStudy (fibonaccichick666):

no, that comes after

OpenStudy (anonymous):

I can draw it up, it will be a minute though.

OpenStudy (fibonaccichick666):

but you do write it out in the form (x+3)(x+3), do you know FOIL?

OpenStudy (anonymous):

I foiled it out

OpenStudy (fibonaccichick666):

ok, what did you get?

OpenStudy (anonymous):

x^2+6x+9

OpenStudy (fibonaccichick666):

good! ok so now you have \[-1(x^2+6x+9)+9\] can you use the order of operations to simplify?

OpenStudy (anonymous):

Thank You! It came out true.

OpenStudy (fibonaccichick666):

ok, np

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