Algebra 2
Quiz Lessons 6.1-6.3
Name __________________________________
Write each polynomial function in standard form. Then classify it by degree and by the number of terms.
1. y = 4x2 – x + 7x4
2. f(x) = 4x + 3x3 + 2x – 7
standard form: ___________________________________
standard form: __________________________________
degree: _________
degree: __________
3. Find the cubic model for the data. ________________________________________________
Men’s Olympic Springboard Diving Records since 1980.
Year
Points
0
905.2
4
754.41
8
730.80
12
676.53
16
701.46
20
708.72
24
787.38
4. Write a polynomial function with the given zeros.
5, -1, 3
5. Write (x – 2)(x + 4)(x + 1) as a polynomial in
standard form.
6. Find the zeros of the given function.
7. Graph the function from Question #6.
10
y = x(x + 8)(x – 2)
8
6
4
2
-6 -5 -4
-3 -2 -1
1
2
3
4
-2
-4
-6
-8
-10
8. For the function, determine the zeros and their multiplicity.
y = (x + 2)2(x – 5)4
9. Divide using long division.
10. Divide using synthetic division.
(x3 + 3x2 – x – 3)  (x – 1)
(2x3 – 3x2 – 18x – 8)  (x – 4)
5
6