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anonymous
 one year ago
Use synthetic division to determine whether the number k is an upper or lower bound (as specified for the real zeros of the function f).
k = 2; f(x) = 2x3 + 3x2  4x + 4; Lower bound?
anonymous
 one year ago
Use synthetic division to determine whether the number k is an upper or lower bound (as specified for the real zeros of the function f). k = 2; f(x) = 2x3 + 3x2  4x + 4; Lower bound?

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I got yes, is that correct?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0That is a different question.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Do you have any idea if my answer is correct?

amistre64
 one year ago
Best ResponseYou've already chosen the best response.2what does it mean to be an lower bound?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Alternation between non negative and non positive in signs, post division.

amistre64
 one year ago
Best ResponseYou've already chosen the best response.2hmm, there is a thrm about it, can you post your materials thrm for it?

amistre64
 one year ago
Best ResponseYou've already chosen the best response.2http://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/col_alg_tut39_zero2.htm this seems to be what you are learning about

amistre64
 one year ago
Best ResponseYou've already chosen the best response.22x3 + 3x2  4x + 4 0 4 14 20 k=2 2 7 10 24 since all the results are the same sign ... k=2 seems to be what type of bound?

amistre64
 one year ago
Best ResponseYou've already chosen the best response.22x3 + 3x2  4x + 4 0 4 2 4 k=2 2 1 2 8 when we let k=2, the signs are not alternating are they ...

amistre64
 one year ago
Best ResponseYou've already chosen the best response.2http://www.wolframalpha.com/input/?i=y%3D2x%5E3+%2B+3x%5E2++4x+%2B+4 notice that it only has one real root, and it is less than 2 ... it is even less then 2 if tha tmatters

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Okay, so it is not lower bound.
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