Inequalities
When dividing by a negative, what do we do?
Flip the sign!
When Graphing, we use a dotted line for what two signs?
< and >
How can I write x≤4 and x > - 3 in a single compound inequality
-3 < x ≤ 4
How do we write at least 10 using inequalities
x ≥ 10
What shape is a stop sign?
Octagon
Solve -4x < 48
x > -12
When graphing we shade below for what two signs?
< and ≤
Split the following into two separate inequalities, do not solve!
-4≤ 0.4x - 9 < 19
0.4x - 9 < 19 and 0.4x-9 ≥ -4
Name any solution for z -3 < 4
any number less than 7
What is Spiderman's Uncles Name?
Ben.
Solve 4 - x > 10
What is x < -6
Describe how the graph would look for the inequality:
y < -4x +3.5
Dotted line, shaded above
Solve the following:
-3< x+4< 10
x < 6
x > -7
Is -4 a solution for 2a - 3< 1
Yes
What sport has the Stanley Cup as their championship trophy?
Hockey
Solve -22p > 198.
What is p <-9
Draw a sketch of how the graph x > -3 would look?
vertical dotted line at -3 shaded to the right
-36 < 3p -6 < -15
p < -3 and p> -10
Name any solution for the inequality
-3a + 4 < 19
any number > -5
What is capital of Florida?
Tallahassee
Solve -7x + 18 < 74
What is x > -8
Draw a sketch of the graph for :
-y ≤ 3
Solid line, shaded to the right!
a+10 < -10a - 1 < 2a - 25
a < -1
a >2
Someone is buying fruit at a grocery store. They have a budget of $20. Each apple cost $2.50 and each orange cost $3.
Create an inequality for how much fruit he can purchase
2.5x+3y ≤ 20
What year was the first Super Bowl?
1967