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Mathematics 8 Online
OpenStudy (anonymous):

Factor Theorem; f(x)=x^3-7x^2+9x-24

OpenStudy (anonymous):

Would +-1/2 be included in this?

OpenStudy (anonymous):

@Luigi0210 lol I need your help again if you don't mind, let me know if I'm bothering you too much, ok?

OpenStudy (anonymous):

@Jhannybean That goes for you too, if you don't mind.

OpenStudy (luigi0210):

what exactly is the factor theorem? ^_^'

OpenStudy (anonymous):

The constant divided by the leading coefficient I think ._.

OpenStudy (luigi0210):

Oh, haha well then..

OpenStudy (luigi0210):

Is more of a trial and error process?

OpenStudy (jhannybean):

What what... oh my goodness...

OpenStudy (luigi0210):

We got this hanny!

OpenStudy (jhannybean):

@AravindG

OpenStudy (jhannybean):

hanny? xD

OpenStudy (luigi0210):

Miss Hanny?

OpenStudy (jhannybean):

Jhan* :P

OpenStudy (aravindg):

Well the question doesnt seem complete .Use factor theorem for which factor ?Usually there will be a (x-k) term given

OpenStudy (luigi0210):

I don't got this :(

OpenStudy (jhannybean):

factor 24 first,what are the factors of 24?

OpenStudy (aravindg):

@Luigi0210 factor theorem is simply the reverse of the Remainder Theorem: If you synthetic-divide a polynomial by x = a and get a zero remainder, then, not only is x = a a zero of the polynomial (courtesy of the Remainder Theorem), but x – a is also a factor of the polynomial (courtesy of the Factor Theorem).

OpenStudy (anonymous):

Write all potential rational zeros...that may be my fault, poor wording

OpenStudy (anonymous):

Using Rational Zero theorem

OpenStudy (jhannybean):

sorry, cross out the "use long division" for now xD

OpenStudy (aravindg):

oh ok Now its clearer @Viper_Feronzie

OpenStudy (anonymous):

x)

OpenStudy (jhannybean):

24 = +-24, +-1 , +-2, +-3, +-4, +-6 , |dw:1369968890796:dw|

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