Name: 
 

Solving Quadratic Equations


Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 
The left side of a solid block is held at a constant temperature of  mc001-1.jpg.  The temperature profile within the block is given by mc001-2.jpg where mc001-3.jpg is the distance from the left side of the block in centimeters and mc001-4.jpg is the temperature in degrees Celsius of the block at location mc001-5.jpg.  At what value of mc001-6.jpg is mc001-7.jpg?
A.
x = 10 cm
B.
x = 5 cm
C.
x = 7.5 cm
D.
x = 2.5 cm
 

 2. 
Which of the following is a solution of the equation

mc002-1.jpg = 0?
A.
–5
B.
–7
C.
–9
D.
–6
 

 3. 
Which is a zero of the function
mc003-1.jpg ?
A.
6
B.
–6
C.
14
D.
–8
 

 4. 
Which could be the zeros of the function shown in this graph?

mc004-1.jpg
A.
mc004-2.jpg4, 4
C.
mc004-3.jpg4, 3, 4
B.
0, 3
D.
mc004-4.jpg
 

 5. 
Which is a zero of the function mc005-1.jpg?
A.
-4
C.
3
B.
-1
D.
4
 



 
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