Inclusive and Non-Inclusive Inequality

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 

• <, >

Tags

CCSS.6.EE.B.8

When graphing an inequality, you use an open dot when you use which symbol?

• <, >

• ≤, ≥ 

Tags

CCSS.6.EE.B.8

What inequality is graphed? 

• x > 2 and x ≤ -3

• x > 2 and x < -3

• x > 2 or x ≤ -3

• x > 2 or x < -3

x > -3 or x > 1

• x > -3 or x > 1

• x < -3 or x < 1

• x ≥ 3 and x ≤ 1

• x > -3 and x < 1

Which description could match the graph?

• The height of a plant must be between 1 and 6 inches, not inclusive of the endpoints.

• The height of a plant must be between 1 and 6 inches, inclusive of the starting point.

• The height of a plant must be outside the bounds of 1 and 6 inches, inclusive of the starting points.

• The height of a plant must be outside the bounds of 1 and 6 inches, not inclusive of the endpoints.

Tags

CCSS.HSA.CED.A.3

Which description could match the graph?

• The levels are toxic if the oxygen falls below zero or above 5, inclusive of endpoints.

• The levels are toxic if the oxygen falls between zero and 5, inclusive of endpoints.

• The levels are toxic if the oxygen falls between zero and 5.

• The levels are toxic if the oxygen falls below zero or above 5.

Solve:

0 > x + 7 or -3x < 9

• -7 < x and x < -3

• -7 < x or x < -3

• -7 > x and x > -3

• -7 > x or x > -3

Every day, a man needs to eat at least 1800 but less than 1900 calories. Write an inequality representing the possible amount of calories you could get.

• 1800 ≤ c ≤ 1900

• 1800 ≤ c < 1900

• 1800 < c ≤ 1900

• 1800 < c < 1900

What inequality is graphed?

• x > 2 and x < 4

• 2 ≤ x ≤ 4

• x > 2 or x < 4

• x ≥ 2 or x ≤ 4