Name Have I learned This – Alg2/Trig Unit 5 Test Graph and Solve Polynomial Functions Parent Signature sol: t1, t4, t7, t8 Teacher Signature Date of Retake Complete the statement to describe the end behavior of the graph of the function



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Name__________________________________ Have I Learned This – Alg2/Trig Unit 5 Test

Graph and Solve Polynomial Functions

Parent Signature_________________________ SOL: A2.T1, A2.T4, A2.T7, A2.T8
Teacher Signature________________________ Date of Retake___________________
Complete the statement to describe the end behavior of the graph of the function.
1. 2.



Write a polynomial function f of least degree that has rational coefficients, a leading coefficient of 1, and the given zeros.
3. 4. –3, 0, 5 5.


6. Give an example of a cubic function which has a 7. Divide.

graph that intersects the x-axis in exactly two points.

8. Two zeros of are and 8.



a. How many additional zeros are there? Explain.
b. How many turning points does the graph of f have? Explain.
c. Find all local maximums and local minimums. Then find the range of the function.



9. Using the polynomial function ,

a. Explain what effect the exponent of each factor has on the graph of the polynomial.

b. Make a sketch of the graph.

10. Evaluate the polynomial function when d = 4:



Find the real-number solutions of the equation.
11. 12.
Factor the polynomial completely.
13. 14. 15. 16.





17. Simplify the expression. 18. Find the real zeros.


19. Sketch the graph of a third-degree polynomial function that has one local

maximum, one local minimum, and three zeros. Identify each of these points.


20. Evaluate: 21. List the possible rational zeros of the function







22. Write the cubic function whose graph is shown. 23. Find the product:





Find all zeros of the polynomial function.
24. 25. 26.

27. Graph the polynomial function. 28. Use the graph to approximate the zeros of the function.

29. Write a cubic function who’s graph passes through the points , , , and ?

30. A catering company is designing a box for packing chocolate covered nuts. The company would like the volume

of the box to be 54 cubic inches and the bottom of the box to be a square. Suppose the bottom of the box has a

width that is 3 inches smaller than the height x of the box.

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