Homework Log

Wed

12/16

Lesson 4 – 1

Learning Objective: To remember everything about graphing Parabolas!

Hw: Graphing Parabolas Day 4 WS

12/16/15 Graphing Parabolas Day 4

Algebra II

To remember everything to do with graphing parabolas!

Learning Objectives

1.

a = –1 Opens downVertex: (1, -3)AoS: x = 1MaxExtreme Value of -3

x – int: (y = 0) x – intercept:None!

y-int: (x = 0) y = -4

y-int: (0, -4)

1.

Domain: All Real #sRange: y 2

x y

–1

0

–7

-4

2

3

-4

–7

V( 1 -3)

2.

a = 2 Opens upVertex: (4, 0)AoS: x = 4MinMin/Extreme Value of 0

root: (y = 0) x – intercept:(4, 0)

y-int: (x = 0) y = 32

y-int: (0, 32)

2.

Domain: All Real #sRange: y 0

x y

2

3

8

2

5

6

2

8

V(4 0)

3. a = 1 Opens upVertex: x = -5 y = -2V(-5, -2)AoS: x = -5

MinExtreme Value -2x – int: (y = 0)

x – intercept:

y-int: (x = 0)

y-int: (0, 23)

3.

Domain: All Real #sRange: y -2

x y

–7

–6

2

-1

-4

-3

-1

2

V(–5 -2)

4. a = -1 Opens downVertex: x = 0 y = 3V(0, 3)AoS: x = 0

MaxExtreme Value 3x – int: (y = 0) x – intercept:

y-int: (x = 0)

y-int: (0, 3)

4.

Domain: All Real #sRange: y 3

x y

–2

–1

-1

2

1

2

2

-1

V( 0 3)

Rewrite in Standard Form5. Vertex (-5, 1)AoS: x = -5

25 25

Rewrite in Standard Form6. Vertex (3, –2)AoS: x = 3

9 18

Rewrite in Standard Form7. Vertex (3, -6)AoS: x = 3

9 -18

Rewrite in Standard Form8. Vertex (-2, -2)AoS: x = -2

4 -4

Rewrite in Standard Form9. Vertex (-2, 0)AoS: x = -2

4

Assignment:

Graphing Parabolas Day 4