Algebra Demystified 2nd Ed

128 algebra De mystif ieD

DeMYSTiFieD / algebra DeMYSTiFieD / HuttenMuller / 000-0 / Chapter 5

Quiz

1. Simplify ()5 5
   x^3
   x.
   a. x^2
   b. 5 x^2
   C.^252
   x
   D. 25 x^2


2. xy^83 +=x 2

a.^83 xy 2

xy

+

b.^112

xy+x

C.^83 + 2 y

xy

D.^112 y

xy+

3. Simplify^4

3

5

x^2

x









−

.

a.^164

x

b. y

x

3

3

C. x

4

16

D.^2 x

4. Simplify yx

− 3

.

a. xy^33

b. y

x

3

3

C. −x

y

3

3

D. −y

x

3

3