Chapter 9 Test (1) - Curtis Kearney | Laabri | Nneɛma a ɛma wotumi yɛ ade

Skill: A.REI.3 Solve linear equations/inequalities

1.5

Which of the following is the inequality given by the number line.

-5 < x < 1

-5 > x > 1

-5 > x < 1

-5 < x > 1

1.5

Which of the following is the inequality given by the number line.

x > -3

x < -3

Solve the following inequalities, and don't forget to flip the sign if necessary.

2

Solve the Inequality: 5x - 2 > 8

2

Solve the Inequality:

Chris wants to order DVD's over the internet. Each DVD costs $15.99 and shipping the entire order costs $9.99. He can spend no more than $100.

2

If d represents the number of DVDs, which of the following inequalites would represent this situation? Use the inequality and solve in the show your work section.

1

Chris could buy ________ DVDs without spending more than $100.

0

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Skill: A.REI.12a Graph linear inequalities/A.REI.12b Graph systems of inequalities.

2

Which of the following is the inequality shown in the graph:

2

Which of the following is the inequality shown in the graph:

2

Graph and shade the following inequality

3

For the following, place the dot in the region for the solution space, if one exists

1

Shannon thinks the point (2, 5) is in the solution region for the following system. Is she correct?

Yes

No

Not enough information to tell

1

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Skill: A.REI.4 Solve quadratics

Solve the following quadratics by the method of your choice (Factor/ZPP, Completing the Square, Quadratic Formula, or graphing) Round your answers to the nearest tenth if necessary

Write your solutions with a comma and a space in between the two intercepts. For example: 5, -6.3

2.5

(2x + 6)(x - 5)=0

2.5