Name: 
 

Roots and Zeros



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Given a polynomial and one of its factors, find the remaining factors of the polynomial. Some of the factors may not be binomials.
 

 1. 

mc001-1.jpg; mc001-2.jpg
a.
(mc001-3.jpg)(mc001-4.jpg)
c.
(mc001-7.jpg)
b.
(mc001-5.jpg)(mc001-6.jpg)
d.
(mc001-8.jpg)
 

 2. 

mc002-1.jpg; mc002-2.jpg
a.
mc002-3.jpg
c.
(mc002-6.jpg)(mc002-7.jpg)
b.
(mc002-4.jpg)(mc002-5.jpg)
d.
2(mc002-8.jpg)
 
 
Solve the given equation. State the number and type of roots.
 

 3. 

mc003-1.jpg = 0
a.
The equation has two real roots, mc003-2.jpg and 4.
b.
The equation has two real roots, mc003-3.jpg and –4.
c.
The equation has two real roots, –4 and –4.
d.
The equation has two real roots, –4 and 4.
 
 
State the possible number of imaginary zeros in the given function.
 

 4. 

mc004-1.jpg
a.
5
c.
2
b.
3
d.
4
 

 5. 

mc005-1.jpg
a.
2
c.
3
b.
0
d.
1
 

 6. 

Find all of the zeros of the function f(x) = mc006-1.jpg.
a.
1, (8 – i)
c.
–1, (8 – i), (8 + i)
b.
(8 – i), (8 + i)
d.
1, (8 – i), (8 + i)
 



 
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