Concept explainers
Find all the rationalzeros of the given function.
Answer to Problem 5.22EP
The rational zeros of the given function are
Explanation of Solution
Given:
The given function is
Calculation:
Since
Find the type of zeros.
Examine the number of sign changes for
Because there are two sign changes for the coefficients of
Because there is one sign changes for the coefficients of
The possible rational zeros are
Draw a table and test some possible rational zeros.
Because
Use factorization method.
Hence the rational zeros of the given function are
Chapter SH Solutions
Glencoe Algebra 2 Student Edition C2014
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