
Concept explainers
To find:Allthezerosofthepolynomialfunctionbyusingtheproduct of linear factors

Answer to Problem 75E
The zeros of the givenpolynomial function
Explanation of Solution
Given information:
The given polynomialfunction is,
Concept used:
Factors of a polynomial;
Every polynomial of degree
The givenpolynomialfunctionis,
Then,
Theleadingcoefficientis
Possiblerational zeros:
Syntheticdivisionproducesthefollowing,
Weconsiderthosevalueswhichinthemiddleof
Nowtake
Therefore,theabovepolynomialcanbewrittenas.
Or
Thefactorsof
Usingtheformula,
Now,
Therefore,theformoffactorof
Hence,thezerosof
Chapter 2 Solutions
Precalculus with Limits
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