WorksheetsAQR - 1314 - 3.4 to 3.5 - Feb 26/27
Total questions: 10
Worksheet time: 29mins
Name
Class
Date
1.
(2x3 + 5x2 + 9) ÷ (x + 3)
a)
2x2 - x + 3
b)
2x3 - x2 + 3x
c)
2x2 + 11x + 33 + 108/x+3
d)
2x2 - 5x + 12
2.
Let f(x) = 3x^2 - 9x +2.
Is k = -3 a zero of the function?
Is k = -3 a zero of the function?
a)
yes
b)
no
3.
If you were dividing x6 + 4x3 + 2, how many 0's would you need when setting up the top row of your synthetic division?
a)
0
b)
2
c)
4
d)
6
4.
What is the remainder R when the polynomial p(x) is divided by (x-5)?
p(x) = x3 - 5x2 + 2x - 10
p(x) = x3 - 5x2 + 2x - 10
a)
0
b)
2x-10
c)
-2x-10
d)
2x+10
5.
What is the proper way to write the answer for the following problem?
a)
2x3-x2-25x-12
b)
2x4-x3-25x2-12x+0
6.
if f(x) = 3x2 -9x -20, find the value of f(5) using synthetic division.
a)
0
b)
10
c)
15
d)
-7
7.
When p(x) = 9x4- 45x3 + 37x2 + x +2 is divided by x - 2, a student can determine the remainder by evaluating p(2). What is the value of p(2)?
a)
p(2) = 656
b)
p(2) = 652
c)
p(2) = -64
d)
p(2) = -368
8.
Find all zeros for the polynomial function P(x) = x3 -3x2-5x+15
a)
3, √5
b)
3, √5, -√5
c)
-3, √5, -√5
d)
-3, 5i, -5i
9.
Find all zeros of the polynomial function P(x) = x3+6x2+9x+54
a)
6, 3, -3
b)
-6, 3, -3
c)
-6, 3i, -3i
d)
6, 3i, -3i
10.
What is the degree of the polynomial function
P(x)=3x4-7x2-2x7-x+4
P(x)=3x4-7x2-2x7-x+4
a)
4
b)
7
c)
2
d)
11
100 %
