Download Algebra 2, Chapter 9, Part 1, Test A

Algebra 1: Expressions Unit
Name ______________________________________
Period _______________ Date _________________
Review
I.
N-RN.3: I can apply properties of rational
and irrational numbers.
1. Part A:What is the product of
3. Given the triangle below, d is a rational number.
Explain why the perimeter is a rational number
6
11
and
?
7
12
17
84
11
b.
14
a.
c.
11
14
d.
17
84
d
d 3
d+2
Explanation: ______________________________
Answer: ___________
__________________________________________
__________________________________________
Part B: Is the product rational or irrational?
II. A-SSE.1a Learning Target: I can interpret
parts of an expression.
Answer: ___________
4. a. Given the expression 6xy identify the
coefficient.
2. The rectangle shown below has a length of 6 ft.
The value of the area, in square feet, is an
irrational number.
Answer: ______________
b. Given the expression 3x + 4xy – 9y + 2
identify the constant.
6 feet
w
Answer: ______________
Complete the statement: rational number or
irrational number.
c. Given the expression x2 + 3x – 6
identify the factor of x.
The number w that represents the width of the
rectangle must be ___________________.
Answer: ______________
Explanation: ______________________________
__________________________________________
__________________________________________
Algebra 1: Expressions Unit Review
05/27/14
PUHSD Algebra Curriculum Team
5. Given the expression x2 – 3x + 6, Carol
determined that there are three terms. Justify her
answer.
8. At the concert, the number of people entering
through Gate A is 5( x  4) and the number of
people entering through Gate B is 5x  4 , where
x  0 . Compare the number of people using
Gate A with those using Gate B.
Justification: ______________________________
__________________________________________
Gate A
<, > ,=
Gate B
__________________________________________
__________________________________________
6. Evaluate the algebraic expression
2
  a  b  when a = 3 and b = 2 .
Answer:__________________________________
III.
A-SSE.1b: I can interpret complicated
expressions by their parts.
__________________________________________
__________________________________________
7. Part A: Explain whether 3x 2  y will be
positive or negative if x is positive.
x
y
9. Part A: Hector downloads 27 songs from iTunes each month for m months in a row. Write
an expression to show how many songs Hector
dowlown in all.
Positive/Negative
Answer: ___________
Part B: Find the number of songs Hector
downloaded in 2 years.
Answer: ___________
Answer: ___________
Part B: Is this always true?
Circle one: Always, Sometimes or Never
Algebra 1: Expressions Unit Review
05/27/14
PUHSD Algebra Curriculum Team