Algebra 1 Semester 1 Review Ch. 4-6

Write the inequality of the graph.

• x ≤ 2

• x < 2

• 2 < x

• x ≥ 2

Write an inequality to represent the situation:

A student must be at least 15 years old to obtain a driver’s permit.

• x > 15

• x < 15

• x ≤ 15

• x ≥ 15

Which of the following inequalities would require you to flip the sign when solving?

• 2x < 3
• 3x > - 9
• -4x ≥ 10
• 5x ≤ 15

Tags

CCSS.HSA.REI.B.3

 $4x-2≤-22$  

• x ≥ -5

• x ≥ -6

• x ≤ -6

• x ≤ -5

 $4(2-x)>-6x+12$  

• x > 2

• x > -2

• x > 10

• x > -10

Solve for x.

 $\left|2x−1\right|=9$  

• x = 5 and x =-4

• x = 5 and x = -5

• x = 5

• No Solution

Solve for x.

 $\left|2x−1\right|+4=8$  

• x = 2.5 and x = -1.5

• x = 2 and x = -1

• x = -2 and x = 9

• No Solution

Solve:

 $|x+3|>8$  

• x > 5 or x < -11

• -11 < x < 5

• x > 5

• no solution

Solve.

 $|y-4|≤8$  

• y ≤ -4 or y ≥ 12

• -4 ≤ y ≤ 12

• y ≤ 4 or y ≥ -12

• -12 ≤ y ≤ 4

Find the range of the function f(x) = 2x + 4, when the domain is D={-1, 0, 2}

• R={2, 4, 0}

• R={1, 0, 2}

• R={-2, -4, 0}

• R={2, -1, 0}

Tags

CCSS.HSF.IF.A.1

CCSS.HSF.IF.A.2