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Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
Algebra I 11/30/17Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
DO NOWSolve each inequality and graph your solutions on a number line.
1) 2)
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
Solve each inequality and graph your solutions on a number line.
1) 2)
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
HOMEWORK REVIEW
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
Question: What are the differences between these two mathematical sentences? The similarities?
1) 2)
# of solutions
# of variables
type of solution
how we represent solutions
infinite infinite
one two
single digit coordinate (2 values)
graph on number line graph on coordinate plane
1234567 91010 9 8 7 6 5 4 2 13
1
2
3
4
5
6
7
8
9
10
12345678
10
9
x
y
8
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
23
45
678
910
12345678
10
9
x
y
8
y > x + 2
Together
1) Graph points using slopeintercept method
2) Connect using dashed or solid line
3) Shade above or below depending on inequality symbol
4) Check a solution in your solution set
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
23
45
678
910
12345678
10
9
x
y
8
1) Graph points using slopeintercept method
2) Connect using dashed or solid line
3) Shade above or below depending on inequality symbol
4) Check a solution in your solution set
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
23
45
678
910
12345678
10
9
x
y
8
1) Graph points using slopeintercept method
2) Connect using dashed or solid line
3) Shade above or below depending on inequality symbol
4) Check a solution in your solution set
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
What are the similarities and differences between graphing linear equations and linear inequalities?
vs.
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
y ≤ x + 2y > x + 4
x ≤ -5
Graph each inequality, and state two solutions in the solution set
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
81 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 13
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
8
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
81 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
8
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
Algebra 1 Unit 3 Day 15 Graphing Linear Inequalities Day 1.notebook November 30, 2017
y ≤ x + 2y > x + 4
x ≤ -5
Graph each inequality, and state two solutions in the solution set
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
81 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 13
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
8
1 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
81 2 3 4 5 6 7 9 1010 9 8 7 6 5 4 2 131
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
10
9
x
y
8
y ≤ x + 2
x ≤
-5y > x + 4
Aim: How Do We Graph Linear Inequalities on a Coordinate Plane?HW: Graphing Linear Inequalities WS 1
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