MIDTERM REVIEW UNIT 1 – POLYNOMIALS & FACTORING October 23 rd.
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Transcript of MIDTERM REVIEW UNIT 1 – POLYNOMIALS & FACTORING October 23 rd.
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Trash-ket-ballGet ready to show
some skill!
MIDTERM REVIEWUNIT 1 – POLYNOMIALS & FACTORING
October 23rd
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Warm Up 10/23 Fill in the following sentences:• When you multiply like variables you ______ their
exponents.• When you divide like variables you _______ their
exponents.• When you raise a variable to a power you _________
the exponents.Write an example (or find one in your notes) of each of
the following types of factoring problems:• Factoring a Trinomial (a= 1)• Factoring By Grouping• Difference of Squares• Perfect Square Trinomial• Greatest Common Factor
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TEAMS 3rdTHE GREATER THANS
• Allona• Omar• Kathya• Joseph• Leigha• Ahmad
THE EQUAL TOOS
• Maria C• Guery• Amber• Labria• Dagim
THE RADICALS
THE SOLUTIONS THE PROBLEM SOLVERS
• Rhayne• Almas• Justice• Morgan• Melene• Jazmine
• Thomas• Miya• Naiya• Tyrajah• Daron
• Brooke• Symon• Noah• Jordan• Sunny• Maria A
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TEAMS 2ndTHE GREATER THANS
• Rebecca• Donelle• Patrick• Diamond• Ahja
THE PROBLEM SOLVERS
• Anthony• Kayla• Luis• Berenice• Kristen
THE SOLUTIONS
THE RADICALS THE TRANSFORMATIONS
• Shemiah• Daniqua• Derrick• Madisyn• Jared
• Nathan• Destiny• Kelly• Brenda• Montana
• Dany• Darren• Gracia• Trevon• Theo
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You teach!
• To quickly review the different types of factoring, each group will get an equations and give a BRIEF explanation of how to factor.
• I will RANDOMLY choose two
members to come up and teach---so EVERYONE in your group should be prepared!
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Group 1-Trinomials
302 xx
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Group 2-Factoring By Grouping
23812 2 xxx
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Group 3-Difference of Squares
22 925 yx
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Group 4-Perfect Square Trinomial
49284 2 xx
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Group 5-GCF2345 287 yxyx
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•You know it works!
• 1 pt for getting the question right
• Group can choose between 1, 2, or 3 pointer shot
• Each team member must shoot before repeating! Rotate!
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SIMPLIFY:(4x5 + 11x3 - 5) + (-3x5+7)
#1
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#2
•Find f(3) for f(x) = 4x2 – 5x + 7:
3446 a 3446 a 3446 a 3446 a 3446 a
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FACTOR COMPLETELY:
#314020
3 x
422 xx
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The number of cars sold in 1990 can be
modeled by the expression 2x3 + 7x - 5. In 2010, the number of cars sold can be
modeled by the expression 4x3 - 3.
Write an expression that modeled how many more cars were sold in 2010 than in
1990.
#4
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If (x – 4) is a factor of x2 –x + w, then what is the value of w?
#5
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Find 3 consecutive even integers whose
sum is 90.
#6
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#7
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FACTOR COMPLETELY:
#8
5432 xx
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#9
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Factor by grouping:
3x3 + 4x2 – 15x -20
#10
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FACTOR (GCF):
4x5y2 -24x3y
#11
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Simplify:
#12
)43)(43( xx
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FACTOR:
#13
25204 2 xx
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FACTOR:
#14
964 2 x
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SIMPLIFY:
#15
523 )( kh
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FACTOR:
#16
8125 2 k
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SIMPLIFY
#17
32
7
15
5
yx
xy
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SIMPLIFY:
#18
)73)(52( 2 xxx
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FACTOR BY GROUPING:
#19
168147 23 xxx
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BONUS SIMPLIFY!
#20
413200 yx
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HOMEWORK
• MIDTERM ON FRIDAY!
• Study!!!! STUDY!!! STUDY!!!!–Review Packet–Old Tests***–Notes