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Biblioteka

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

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Posljednje ažuriranje about 1 year ago
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Pitanje 1
1.

What are the zeros of each equation in factored form?

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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-2, -6

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2, -6

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-2, 6

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2, 6

Solve the equation below by factoring.

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Pitanje 2
2.

Which of the following shows the equation rewritten in factored form?

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1

Solve the equation below by factoring.

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Pitanje 5
5.

Which of the following shows the equation rewritten in factored form?

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1
Pitanje 8
8.

Solve the quadratic equation.

Pitanje 9
9.

Solve the quadratic equation.

Pitanje 10
10.

Solve the quadratic equation.

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.

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Pitanje 11
11.

Which of the following functions is equivalent to function?

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Pitanje 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.

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Pitanje 14
14.

Interpret each part of the equation.

Stavka koja se može prevućiarrow_right_altOdgovarajuća stavka

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gravity per second per second

100

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initial velocity

125

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initial height

-16

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height at a given time

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Pitanje 19
19.

Determine the order of the steps in algebraic reasoning necessary to

solve the equation using square roots.

Pitanje 20
20.

Determine the order of the steps in algebraic reasoning necessary to

solve the equation by completing the square.

Pitanje 3
3.

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

Pitanje 4
4.

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

Pitanje 6
6.

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

Pitanje 7
7.

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

Pitanje 12
12.

Which of the following functions is equivalent to function?

Pitanje 15
15.

Which of the following correctly sets up the quadratic formula to solve the equation?

Pitanje 16
16.

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

Pitanje 17
17.

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

Pitanje 18
18.

During what period of time was the height of the rocket at or above 100 feet?