5.10 Factoring By Grouping (2009)

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HOMEWORK

HOMEWORK

LAST NIGHT’S HWLAST NIGHT’S HWLAST NIGHT’S HWLAST NIGHT’S HW

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HOMEWORK

ANSWERSANSWERSANSWERSANSWERS

5.105.10FACTORING BY FACTORING BY

GROUPINGGROUPING

REVIEWREVIEW

1 3 3 ) ( )x y

Use the reverse of the distributive property for Use the reverse of the distributive property for the following:the following:

2 ) ( )ab ad

3 4 12 ) ( )x

FactorizeFactorize

4 3 ) ( ) ( )x y w x y

Use the reverse of the distributive property for Use the reverse of the distributive property for the following:the following:

5 3 3 ) ( ) ( )m m n m n

6 60 ) ( ) ( )w a b a b

7 ) ( ) ( ) ( )r p q s p q t p q

Opposites of BinomialsOpposites of Binomials

5 5 ( ) 5

OPPOSITESOPPOSITES

x y ( )x y x y y xOPPOSITESOPPOSITES

5a 5 ( )a 5 a 5 aOPPOSITESOPPOSITES

FactorizeFactorize

8 7 2 2 ) ( ) ( )a a a

7 2 2 )( ) [ ( ]a a a

7 2 2 ( ) ( )a a a

FactorizeFactorize

9 5 3 2 3 ) ( ) ( )a a a

5 3 2 3 ( ) [ ( ])a a a

5 3 2 3 ( ) ( )a a a

FactorizeFactorize

10 2 2 2 ) ( ) ( )u v v

2 2 2 ( ) [ ( ])vu v

2 2 2 ( ) ( )u v v

Factoring polynomials by breaking Factoring polynomials by breaking them into groupsthem into groups

11 2 2 ) ax x ay y

2 ( )x a 2 ( )y a

Factoring polynomials by breaking Factoring polynomials by breaking them into groupsthem into groups

212 3 3 ) u u uv v3 ( )u u 3 ( )v u

Factoring polynomials by breaking Factoring polynomials by breaking them into groupsthem into groups

13 5 10 2 ) t st s

5 2 ( )t 2 ( )s t

CLASSWORKHomework

HOMEWORK