Homework Help for Algebra (page 2)
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To solve a polynomial inequality, we factor the polynomial into irreducible factors and find all the real ______ of the polynomial. Then we find the intervals determined by the real ______ and use test points in each interval to find the sign of the polynomial on that interval.
Let the polynomial be,
Fill in the diagram below to find the intervals on which .
From the diagram above we see that on the intervals ______ and ______.
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