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OpenStudy (anonymous):
find x-intercepts of x^4-2x^3-8x^2+12x-16
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OpenStudy (loser66):
I don't know how to find exact values of them, Do you have any idea? since f(-3) = 11 and f(-2) = -40 , the root must be between -3 and -2, and f(3) =-25 and f(4) =32 , I have another root. However, I don't know how to find them out
OpenStudy (loser66):
@Schrodingers_Cat
OpenStudy (loser66):
@kc_kennylau
OpenStudy (loser66):
waat?? you put it in yahoo answer? you don't work on it? hehehe ok
OpenStudy (kc_kennylau):
http://answers.yahoo.com/question/index?qid=20130315133733AAFMeE1 This is not mine
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OpenStudy (anonymous):
thanks :D
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