Lecture 3 Relevant Cost Concepts and Terminology Cost Behavior Car Pooling.
Which car cost under $20,000 with tax? How can you determine the cost of driving 10,000 miles for a...
5
Which car cost under $20,000 with tax? How can you determine the cost of driving 10,000 miles for a car? Which cars costs less than $2,000 to drive 10,000
Transcript of Which car cost under $20,000 with tax? How can you determine the cost of driving 10,000 miles for a...
Which car cost under $20,000 with tax?How can you determine the cost of driving 10,000 miles for a car?Which cars costs less than $2,000 to drive 10,000 miles?
3-3System of Linear Inequalities
Objective:
I can graph two-variable inequalities
-10 10
-10
10
x
y
1. [Y = ]
2. [◄], [◄], [enter] until inequality is selected
3. > or ≥
4. < or ≤
5. [►], [►], Enter equation
6. Repeat for all inequalities
1. Graph each individual inequality with shading
2. Solution is area shaded the same # of times as inequalities.
-5 5
-5
5
x
y
-5 5
-5
5
x
y
𝒚<−𝟐𝒙+𝟑
𝒚 ≥𝟏𝟐𝒙−𝟑
-5 5
-5
5
x
y
Solving a System of Inequalities: by graphing
{ 𝑥+2 𝑦≤ 4𝑦 ≥−𝑥−1
-10 10
-10
10
x
y
𝑣+𝑚≥5𝑣+2𝑚≤10
A pizza parlor charges $1 for each vegetable topping and $2 for each meat topping. You have $10 to spend on toppings. You want at least five toppings on your pizza. How many of each type of topping can you get on your pizza?
1 2 3 4 5 6
1
2
3
4
5
6
7
8
9
10
0 m
v
1 2 3 4 5 6
1
2
3
4
5
6
7
8
9
10
0 m
v
1 2 3 4 5 6
1
2
3
4
5
6
7
8
9
10
0 m
v
Solving a Linear/Absolute-Value Inequality System
{ 𝑦<− 13𝑥+2
𝑦>2∨𝑥−1∨
-5 5
-5
5
x
y
p. 153:12-54 multiples of 3
-5 5
-5
5
x
y
