ahoymewmew
for this x2  12x + 27 how do you know if its (x+3) or (x3) the plus and minus confuse me :s



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RaphaelFilgueiras
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x1.x2=27
x1+x2=12

RaphaelFilgueiras
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so x1=3 and x2=9

RaphaelFilgueiras
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when you made x=x1or x2 you must get a zero

RaphaelFilgueiras
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so p(x)=(xx1).(xx2)

ahoymewmew
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@RaphaelFilgueiras (x + 3)
(x + 9)
(x – 3)
prime these are the choices it gave me.

RaphaelFilgueiras
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so p(x)=(x3).(x9)

ahoymewmew
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ok thanks c: @RaphaelFilgueiras

RaphaelFilgueiras
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you are welcome