Concept explainers
a.
To find: the real zeros of function using graph.
a.

Answer to Problem 104E
Explanation of Solution
Given information:
Given function is
Calculation:-
Or
Using graph, we can see zeros of function are
b.
To find: - one of exact roots and verifies it using synthetic method.
b.

Answer to Problem 104E
One Exact zero of function is X = 4
Explanation of Solution
Given information:
Given function is
Calculation:
Using graph we have, x = 4 is one of exact root of given function i.e.
Hence, 4 is a root of given function.
c.
To write: the polynomial in factor form.
c.

Answer to Problem 104E
Explanation of Solution
Given information: given function is
Calculation:-
So, factors are
Chapter 2 Solutions
EP PRECALC.GRAPHING APPR.-WEBASSIGN-1YR
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