Pre AP Algebra – 1 Unit 3 – Quadratic Functions
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Question 1 of 19
1. Question
Find the rate of change from the graph.
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Question 2 of 19
2. Question
Find the rate of change:
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Question 3 of 19
3. Question
Find solutions to x^{2}+x−6=0.
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Question 4 of 19
4. Question
Solve for x.
3x^{2}+13x−4=−10+2x
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5. Question
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6. Question
Billy is several years older than Johnny. Billy is one less than twice as old as Johnny, and their ages multiplied together make ninetyone. When will Billy be 1.5 times Johnny’s age?
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Question 7 of 19
7. Question
A farmer is building a fence around a field. He knows that the length of the field is 11 meters more than twice its width. If he knows that the area of the field is 30 square meters, what is the perimeter, in meters, of the field?
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Question 8 of 19
8. Question
A construction worker tosses a brick from a tall building. The brick’s height (in meters above the ground) ttt seconds after being thrown is modeled by
h(t)=5t^{2}+20t+105
Suppose we want to know the height of the brick above the ground at its highest point. How far above the ground was the brick?
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Question 9 of 19
9. Question
Tom started an entertainment company. The net value of the company (in thousands of dollars) t months after its creation is modeled by
v(t)=4t^{2}24t28
Tom wants to know when his company will be at its lowest net value.
How many months after its creation does the company reach its lowest net value?
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