(Score for Question 3 of 5 points) 3 Stanley analyzes the table of values for a polynomial function. He has determined through applying
Descartes' rule of sign that there is 1 negative real zero, and either 1 or 3 positive real zeros. He has also
determined that the upper bound of the function is 3.
X
f(x)
-2
-105
- 1
0
0
5
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Pre-Calculus/Trigonometry | Graded Assignment Semester A Unit 1 Lesson 5
х
f(x)
1
-2
2
3
3
-20
4
-175
a
What is the degree of the polynomial function? How can you tell?
b. How many positive real zeros does the function have? How can you tell?
Answer