Compound Inequalities

x+2<-4 or -5x<-15

• -6<x<3
• x<-3 and x>6
• x<-6 or x>3
• No Solution

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

0 < x + 7 < 9

• -7<x   and   x<2
• -7<x   or   x<2
• -7>x   and   x>2
• -7>x  or   x>2

Solve:  -3 ≤ 2x - 1 ≤ 5

• -1 ≤ x ≤ 3
• -1 < x < 3
• 1 < x < 3
• 1 ≤ x ≤ 3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

CCSS.HSA.REI.B.3

3x-4< -13 or 7x+1> 22

• All Real numbers
•   x>3   and x>-9
• The answer is not listed
• x<-3   or x>3

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.REI.B.3

A teacher knows that 80% of her students will score no more than 5 points above or below the class average score of 85% on the test. Which inequality represents the scores of 80% of her students?

• 75 < A < 85
• 85 ≤ A ≤ 90
• 80 < A < 90
• 80 ≤ A ≤ 90

Tags

CCSS.HSA.CED.A.1

CCSS.HSA.CED.A.3

What inequality is graphed? 

• x > 2 and x ≤ -3
• x > 2 and x < -3
• x > 2 or x ≤ -3
• x > 2 or x < -3

Tags

CCSS.HSA.REI.B.3

CCSS.HSA.REI.D.12

When graphing "AND" inequalites, shading looks like___

• Shading that always connects the 2 dots.
• Shading that always points away from each dot
• 2 shaded arrows pointing in same direction(both left)
• 2 shaded arrows pointing in same direction (both right)

Tags

CCSS.HSA.REI.D.12

When graphing the solutions to "OR" inequalities, The shading looks like___

• Shading that connects the 2 dots
• Shading that points away and never crosses.
• Shading that points toward each other and ALWAYS crosses
• Shading that points opposite, but sometimes crosses.

Tags

CCSS.HSA.REI.D.12

10 < n < 14 is read as...

• n is between 14 and 10

• 10 is less than n and n is less than 14

• n is between 10 and 14

• 10 is greater than n and n is greater than 14

The temperature will be between 10 and 17 degrees today

• 10 < x < 17

• 10 > x > 17

• x < 10 or x > 17

• x > 10 or x < 17

Tags

CCSS.HSA.CED.A.3