Question

need help with algebra Sample Work for Algebra 1B Unit 3: Quadratic Functions and Equations

Answer 1

https://www.connexus.com/forum/downloadAttachment.aspx?idForumMessageAttachment=259920

Answer 2

url requires login

Answer 3

Sample Work for Algebra 1BUnit 3: Quadratic Functions and Equations
Lesson 1: Quadratic Graphs and Their Properties Objective: Can you graph quadratic functions of the form y = ax2 and
y = ax2 + c
An axis of symmetry is ______________________________________________
A maximum is _____________________________________________________
A minimum is _____________________________________________________
A parabola is ______________________________________________________
A quadratic function is _______________________________________________
A quadratic parent function is __________________________________________
The standard form of a quadratic function is ________________________________
A vertex is ____________________________________________________________
Points to ponder: What are two methods for graphing quadratic equations?
Practice work: Read p. 534-537. P. 538-539, 7-48 (all).
o Explain your answer for #14

o Explain your answer for #26:


Lesson 2: Quadratic Functions (2 day lesson) Objective: Can you graph quadratic functions of the form y = ax2+bx +c?
Practice work: Read pp. 541-544. P. 544-545, 7-40 (all).
o Show your work for #14 (-b/2a):

o Explain your answer for #26:

Lesson 3: Solving Quadratic Equations Objective: Can you solve quadratic equations by graphing and using square roots?
A quadratic equation is:_________________________________________________________________
The root of an equation is _______________________________________________________________
The standard form of a quadratic equation is ________________________________________________
The zero of a function is _________________________________________________________________
Points to ponder: How are the solutions for a quadratic equation related to the graph of its quadratic function?

Practice work: Read p. 548-550. P 551, 9-41 (all)
Show your work for number 30:

Show your work for number 36:

Lesson 4: Factoring to Solve Quadratic Equations (2 day lesson) Objective: Can you solve quadratic equations by factoring?
The zero product property is _______________________________________________________________________
Practice work: Read pp. 555-557 P. 558, 8-45 (all)
Show your work for # 21

Show your work (answer the questions) for # 34


Lesson 5: Skipped! You will NOT have to do this lesson or its assessment. 
Lesson 6: The Quadratic Formula and its discriminant (2 day lesson)
Objective: Can you solve quadratic equations by using the quadratic formula?
The discriminant is ______________________________________________________________
The quadratic formula is:___________________________________________________________
Points to ponder: What methods have you learned thus far to solve quadratic equations? Which one is your favorite and why?
Practice work: Read pp. 567-571 P. 571-572, 7-42 (all)
o Show your work for #15:

o Show your work for #42:

Lesson 7: Linear, Quadratic and Exponential Models (2 day lesson)
Objective: Can you choose a linear, quadratic or exponential model for data?
Points to ponder: In a table of values:
How do you determine the first difference?____________________________________________________
How do you determine the second differences?________________________________________________
How do you determine the ratios?_____________________________________________
Practice work: Read pp. 574-577 P. 578-579, 6-25 all
o Explain your answer for #14

o Show your work for #21 (answer all questions)

Lesson 8: Systems of Linear and Quadratic Equations Objective: Can you solve a system of linear and quadratic equations?
Points to ponder: What are the 3 methods for solving a system of nonlinear equations?

Practice work: Read pp. 582-584 Pp. 585-586, 8-32 Show your work for #19 and #32

Challenge: Complete this correctly to get extra points on a quiz! (Extra Credit 3.8)

Lesson 9: Quadratic Functions and Equations Unit Review (2 day lesson)
 MathXL End of Chapter Practice and review

Congratulations! You have just completed the Unit 3 Sample Work Study Guide! Please review all of the pages in this document for completeness. You will now submit this document for your SW assignment for Unit 3. Please be sure to include your full name.

Answer 4

is that help or would you rather the login

Answer 5

thats long

Answer 6

yeah ik, it donst look so long in the document , do you see the link???

Answer 7

up top

Answer 8

the link requires login:)

Answer 9

ok do you want the login

Answer 10

you could just snip it ( with your snippig tool)

Answer 11

what???

Answer 12

dont you knot the snipping tool??

Answer 13

noo

Answer 14

it looks like this:

Answer 15

Sample Work for Algebra 1BUnit 3: Quadratic Functions and Equations
Lesson 1: Quadratic Graphs and Their Properties Objective: Can you graph quadratic functions of the form y = ax2 and
y = ax2 + c
An axis of symmetry is ______________________________________________
A maximum is _____________________________________________________
A minimum is _____________________________________________________
A parabola is ______________________________________________________
A quadratic function is _______________________________________________
A quadratic parent function is __________________________________________
The standard form of a quadratic function is ________________________________
A vertex is ____________________________________________________________
Points to ponder: What are two methods for graphing quadratic equations?
Practice work: Read p. 534-537. P. 538-539, 7-48 (all).
o Explain your answer for #14

o Explain your answer for #26:


Lesson 2: Quadratic Functions (2 day lesson) Objective: Can you graph quadratic functions of the form y = ax2+bx +c?
Practice work: Read pp. 541-544. P. 544-545, 7-40 (all).
o Show your work for #14 (-b/2a):

o Explain your answer for #26:

Lesson 3: Solving Quadratic Equations Objective: Can you solve quadratic equations by graphing and using square roots?
A quadratic equation is:_________________________________________________________________
The root of an equation is _______________________________________________________________
The standard form of a quadratic equation is ________________________________________________
The zero of a function is _________________________________________________________________
Points to ponder: How are the solutions for a quadratic equation related to the graph of its quadratic function?

Practice work: Read p. 548-550. P 551, 9-41 (all)
Show your work for number 30:

Show your work for number 36:

Lesson 4: Factoring to Solve Quadratic Equations (2 day lesson) Objective: Can you solve quadratic equations by factoring?
The zero product property is _______________________________________________________________________
Practice work: Read pp. 555-557 P. 558, 8-45 (all)
Show your work for # 21

Show your work (answer the questions) for # 34


Lesson 5: Skipped! You will NOT have to do this lesson or its assessment. 
Lesson 6: The Quadratic Formula and its discriminant (2 day lesson)
Objective: Can you solve quadratic equations by using the quadratic formula?
The discriminant is ______________________________________________________________
The quadratic formula is:___________________________________________________________
Points to ponder: What methods have you learned thus far to solve quadratic equations? Which one is your favorite and why?
Practice work: Read pp. 567-571 P. 571-572, 7-42 (all)
o Show your work for #15:

o Show your work for #42:

Lesson 7: Linear, Quadratic and Exponential Models (2 day lesson)
Objective: Can you choose a linear, quadratic or exponential model for data?
Points to ponder: In a table of values:
How do you determine the first difference?____________________________________________________
How do you determine the second differences?________________________________________________
How do you determine the ratios?_____________________________________________
Practice work: Read pp. 574-577 P. 578-579, 6-25 all
o Explain your answer for #14

o Show your work for #21 (answer all questions)

Lesson 8: Systems of Linear and Quadratic Equations Objective: Can you solve a system of linear and quadratic equations?
Points to ponder: What are the 3 methods for solving a system of nonlinear equations?

Practice work: Read pp. 582-584 Pp. 585-586, 8-32 Show your work for #19 and #32

Challenge: Complete this correctly to get extra points on a quiz! (Extra Credit 3.8)

Lesson 9: Quadratic Functions and Equations Unit Review (2 day lesson)
 MathXL End of Chapter Practice and review

Congratulations! You have just completed the Unit 3 Sample Work Study Guide! Please review all of the pages in this document for completeness. You will now submit this document for your SW assignment for Unit 3. Please be sure to include your full name.

Answer 16

I just did it

Answer 17

did you save it and attach it as a file in here?

Answer 18

naa hold up

Answer 19

well, if you cant do it .... never mind

Answer 20

hold please :)

Answer 21

ok I think I got it

Answer 22

wait...... I GOT IT!! its ok.. but you could attach it for the others so they could also try solving it:)

Answer 23

p.s. i got by using my brothers user and pass:).... (he is in connections too:).. and algebra 1b too:)

Answer 24

yep

Answer 25

are you gonna help me or do it for me(if you do it for me then thank you if not still thank you)

Answer 26

let me see if i could solve them

Answer 27

:)

Answer 28

you could also try looking them up:)

Answer 29

I have there is nothing on them

Answer 30

the definitions??

Answer 31

i did the first ones cuz i new them but every thing else hard

Answer 32

so how many pages did you already do?

Answer 33

part of one :( :( :(

Answer 34

hmmmm.....ok

Answer 35

did you do the bookwork in there?

Answer 36

there was no book work its online school man lol i don't use books

Answer 37

then whats this:



and so on

Answer 38

oh ok idk ill do the book work don't worry about that im doing it right now

Answer 39

just check if it has a lesson in it.. did you learn all this?

Answer 40

yes math is not my best subject *AT ALL* and it is hard for me

Answer 41

yeah

Answer 42

sorry, i had to go upstairs:)

Answer 43

r u there?

Answer 44

yeah

Answer 45

ok, so, where were we?

Answer 46

book work lol idk

Answer 47

wait...please

Answer 48

did u bump your question?

Answer 49

no i will