Inequalities

When graphing do you use an open or closed circle for > ?

• Open

• Closed

Tags

CCSS.HSA.REI.D.12

When graphing do you use an open or closed circle for < ?

• Open

• Closed

Tags

CCSS.HSA.REI.D.12

Could x = - 5 be a solution to the inequality -6 < 3x + 9 < 21? 

• yes
• no 

Tags

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

Solve 24 > -3r > -9 

• -8 < r < 3
• -8 > r > 3
• r > - 8 and r > 3 
• r > -8 or r < 3

Tags

CCSS.HSA.REI.B.3

Could x = 3 be solution to the inequality 
6 < x + 5 ≤ 11? 

• Yes 
• No 

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

-2(x+2) < 14

• x < - 5
• x > -5
• x < -9
• x > -9

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

What are the solutions?
-|−2r − 1| = 11

• {-6,5}
• {5,-6}
• -6
• No Solution

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

Solve.
3| −8x| + 8 = 80

• {-7/3, 7/3}
• {-3,3}
• {11/3,-11/3}
• No Solution

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

 |−2n| = −75

• {5,6}
• {75/2,-75/2}
• {-5,5}
• No Solution

Tags

CCSS.HSA.REI.A.1

CCSS.HSA.REI.B.3

|b-8|+10>22

• -4<b<20
• b<-4 or b>20
• 20<b<-4
• b=-4 or b=20

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3