Inequalities Study Guide

What happens when you multiply or divide by a negative number when solving an inequality?

• Nothing

• You have a closed circle

• The sign flips

How are inequalities and equations different?

• Equations and inequalities are the exact same

• equations have equal signs

• Only inequalities can be graphed

What symbols result in a closed circle?

• <,>

• ≤,≥

• <,≤

• >, ≥

What inequality matches the graph provided?

• M<3

• M>3

• m≥3

• m≤3

Which inequality represents the graph given?

• -2 < e

• -2 > e

• -2 ≤ e

• -2 ≥ e

When solving inequalities, when does the symbol switch directions?

• It never switches

• When multiplying or dividing

• When adding or subtracting a negative

• When multiplying or dividing by a negative

What type of graph describes the inequality   8<m 

• Open circle, graphed to the right

• Open circle, graphed to the left

• Closed circle, graphed to the right

• Closed circle, graphed to the left

e/9 < 18

• e< 2

•  e<162

•  e>2

• e> 162

p + 2 ≥ 12

• p ≤ 10

•  p≤ 14

• p≥ 10

• p≥ 14

 -2m≤ 6

• m≤-12

•  m≤ -3

• m≥-12

• m≥ -3