Algebra 1 Chapter 2 Review

Simple Inequalities

100

Is -3 a solution to the inequality: 

x ≤ -2

Yes; -3 ≤ -2

200

Is 2 a solution to the inequality: 

2x > 4

No; 2(2) > 4 is not true.

300

Graph: x ≥ 0

See Graphs

400

Graph: x > 100

See Graphs

500

Is -5 a solution to the inequality: 

2x² ≥ 50

Yes; 2(5)² ≥ 50

Solving Inequalities

100

Solve the following inequality:

x + 2 < 6

x < 4

200

Solve the following inequality:

-3x ≤ 9

x ≥ -3

300

Solve the following inequality:

3x + 2 > -4

x > -2

400

Solve and graph the following inequality:

-7x - 2 ≥ 47

 

x ≤ -7

(See Graphs)

500

Solve and graph the following inequality:

3(2x+5)+3 ≤ 9

x ≤ -3/2

(See Graphs)

Compound Inequalities

100

What two words serve as indicators for the type of compound inequality that is being described?

"and"

 "or"

200

Graph:

 t + 8 < 3 or -8t < -40

t < -5 or t > 55

See Graphs

300

Graph:

-6 < 3x + 9 ≤ 21

-5 < v ≤ 4

See Graphs

400

What are the two way to write the following statement?

A number p is less than 6 and greater than 2.

2 < p < 6

6 > p > 2

500

What type of equations uses properties of compound inequalities to find its "two solutions"?

Absolute Value Inequality Equations

Absolute Value Inequalities

100

Graph:

 |x| ≤ 4

-4  ≤ x ≤ 4

See Graphs

200

Graph: 

|x + 9| > 3 

x > -6 or x < -12

See Graphs

300

Graph: 

3|14 - x| ≥ 18

x ≥ 20 or x ≤ 8

See Graphs

400

Solve and Graph

2|3w + 8| - 13 < -5

-4 < w < -4/3

500

Pick one team and steal 500 points.

Sorry about your luck.

Potpourri

100

What was Kobe Bryant's first jersey number with the Los Angeles Lakers?

8

200

How many legs does half of a spider have?

4

300

What always ends everything?

The "g"

400

What is the atomic number for hydrogen?

1

500

How many planets are there?

Infinite. more are being discovered everyday.