Name: 
 

Solving Quadratic Equations by Graphing



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Solve the equation by graphing. If exact roots cannot be found, state the consecutive integers between which the roots are located.
 

 1. 

mc001-1.jpg + 2mc001-2.jpg – 3 mc001-3.jpg
a.
mc001-5.jpgThe solution set is {–1, 3}.
c.
mc001-7.jpgThe solution set is {–1, 3}.
b.
mc001-6.jpgThe solution set is {–1, –4}.
d.
mc001-8.jpg
The solution set is {–3, 1}.
 

 2. 

–2mc002-1.jpg– 2mc002-2.jpg mc002-3.jpg
a.
mc002-5.jpgThe solution set is {–1, 0}.
c.
mc002-7.jpgThe solution set is {0, 1}.
b.
mc002-6.jpgThe solution set is {–0.5, 0.5}.
d.
mc002-8.jpgThe solution set is {0, 1}.
 

 3. 

mc003-1.jpg+ 4mc003-2.jpg + 2 mc003-3.jpg 0
a.
mc003-4.jpgOne solution is between –3 and 0, while the other solution is between –4 and –1.
c.
mc003-6.jpgOne solution is between –3 and –1, while the other solution is between 0 and –4.
b.
mc003-5.jpgOne solution is between 3 and 4, while the other solution is between 0 and 1.
d.
mc003-7.jpgOne solution is between –3 and –4, while the other solution is between 0 and –1.
 

 4. 

–2mc004-1.jpg + 8 mc004-2.jpg 0
a.
mc004-3.jpgOne solution is between 3 and –1, while the other solution is between 4 and –2.
c.
mc004-5.jpgOne solution is between 3 and –2, while the other solution is between –1 and 4.
b.
mc004-4.jpgOne solution is between –1 and –2, while the other solution is between 3 and 4.
d.
mc004-6.jpgOne solution is between –3 and –4, while the other solution is between 1 and 2.
 



 
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