Algebra Demystified 2nd Ed

(Marvins-Underground-K-12) #1
Chapter 6 FaCtoring and the distributive ProPerty 181


  1. −+ 32 yx( ^2 xy−= ) 6


a. −−^63 yx^22 yy−^18
b. −+^63 yx^22 yy−^18
C. −−^63 xy^22 xy+^18 y
d. −+^63 yx^22 yy+^18


  1. xx^25 //+−   15   6 =
    a. ()xx^15 //−+ 61 ()^15
    b. ()xx^15 //+− 32 ()^15
    C. ()xx^15 //−+ 16 ()^15
    d. xx^25 //+−^156 cannot be factored.

  2. xx^32 +−−= 55 x
    a. ()xx−++ 11 ()()x 5
    b. ()xx−+ 152 ()
    C. ()xx−+ 15 ()^2
    d. ()xx+− 152 ()

  3. 43 xx()−+()x 3 =
    a. 43 xx^3 + 6
    b. 42 xx^32 −+ 436 x
    C. 42 xx^32 ++ 436 x
    d. 43 xx^3 − 6
    24.^4
    1


2
xx^22  21 x


++

=

a.^26
112

x
xx

+
()−+()
b.^2
()xx−+ 11 ()
C.^22
112

x
xx

+
()−+()
d.^4
()xx−+ 11 ()
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