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Algebra 1 Unit 8 Quadratic Functions & Equations Test A - Klee

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Last updated 12 months ago
20 questions
2
1
1
1
2
3
Question 1
1.

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Solve the equation below by factoring.

1
1
1
Solve the equation below by factoring.

1
1
1
Question 8
8.

Question 9
9.

Question 10
10.

The functions below show a hot dog stand's demand function "D(x)" for a given hot dog price "x" and supply function "S(x)" for a given hot dog price "x" in dollars. Use the functions to write a profit function "P(x)" in dollars for a given hot dog price "x" in dollars and the determine the price that will lead to the maximum profit in dollars.


0.5
0.5
1
1
1
0.5
0.5
1
Question 19
19.

Question 20
20.

What are the zeros of each equation in factored form?
-2, -6
2, -6
-2, 6
2, 6
Question 2
2.

Question 3
3.

What is the LESSER value of x that solves the equation?

Question 4
4.

What is the GREATER value of x that solves the equation?

Question 5
5.

Question 6
6.

What is the LESSER value of x that solves the equation?

Question 7
7.

What is the GREATER value of x that solves the equation?

Solve the quadratic equation.

Solve the quadratic equation.

Solve the quadratic equation.

Question 11
11.

Question 12
12.

Question 13
13.

What hot dog price "x" in dollars should the business charge to maximize profit? Round your answer to the nearest penny.

The function below shows the height "h(t)" in feet as a function of the time "t" in seconds of the flight of a model rocket. Interpret the function and use it to determine the times when the model rocket was above 100 feet.

Question 14
14.

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Question 15
15.

Question 16
16.

At what TIME rounded to the nearest tenth of a second did the rocket reach the maximum height?

Question 17
17.

What was the maximum HEIGHT the rocket reached rounded to the nearest tenth of a foot?

Question 18
18.

Determine the order of the steps in algebraic reasoning necessary to
solve the equation using square roots.

Determine the order of the steps in algebraic reasoning necessary to
solve the equation by completing the square.
Which of the following shows the equation rewritten in factored form?
Which of the following shows the equation rewritten in factored form?
Which of the following functions is equivalent to function?
Which of the following functions is equivalent to function?
Interpret each part of the equation.

3
gravity per second per second
100
initial velocity
125
initial height
-16
height at a given time
Which of the following correctly sets up the quadratic formula to solve the equation?

During what period of time was the height of the rocket at or above 100 feet?
From about 0.87 seconds to 3.91 seconds
From about 0.87 seconds to 6.94 seconds
From about 3.91 seconds to 6.94 seconds
From about 0.94 seconds to 6.89 seconds
From about 3.91 seconds to 6.89 seconds