December 1, 2015

Homework Help: algebra

Posted by student on Monday, June 24, 2013 at 3:41pm.

I have no idea totally lost haven't done any type of math in almost 30 years

f(x)= x^4-x^3-7x^2+x+6

all the real roots are bounded by -3 and 4. Explain why these are the upper and lower bounds

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