Algebra 2 - 2010 Released Test

For non-zero denominators, which of the following is equivalent to
1. − 3
What is the factored form of
Which of these is equivalent to 1 ?
Which complex number is equivalent to (7 − 9i) − ( −1 + 3i) ?
1. 6 − 6i
2. 6 − 12i
3. 8 − 6i
4. 8 − 12i
What is the simplified form of
3. 21
4. 63
The equation an example of which property of real numbers?
1. Associative property
2. Transitive property
3. Identity property
4. Reflexive property
Which expression is equivalent to
Which is equivalent to
1. 4
2. 13 − 9i
3. 13 + 9i
4. 22
Which property would justify the following statement?
1. Distributive property
2. Reflexive property of equality
3. Symmetric property of equality
4. Transitive property of equality
Using , what is the 10th term in this geometric sequence?
1. 78,125
2. 390,625
3. 1,953,125
4. 9,765,625
1. -44
2. -4
3. 60
4. 92
What is the vertex of the graph for this function?
1. (−4 , −1)
2. (−4 , 1)
3. (4 , −1)
4. (4 , 1)
The graph shown most accurately represents which of the following functions?
An outdoor theater has 37 seats in the first row, 40 seats in the second row, and 43 seats in the third row. If this pattern continues, what is the total number of seats in the first 10 rows?
1. 120
2. 320
3. 505
4. 520
The graph of a 4th-degree polynomial is shown.

Exactly how many real zeros does this function have?
1. 1
2. 2
3. 3
4. 4
What is the value of
1. 2
2. 19
3. 36
4. 57
Which of the following equations best models the data in this table?
The time it takes to do a job is inversely proportional to the number of workers. If 8 workers can do a job in 6 days, then 16 workers can do the same job in —
1. 1.5 days
2. 3 days
3. 6 days
4. 12 days
What type of function is
1. Exponential
2. Quadratic
3. Linear
4. Step
The graph most accurately represents which of the following functions?
The graph of y = 4x - 11 is translated up 8 units. Which equation represents the translated graph?
1. y = 4x − 19
2. y = 12x − 3
3. y = 12x − 11
4. y = 4x − 3
Which equation represents the statement
“r is inversely proportional to s and directly proportional to the cube of t” ?
Which equation best represents the data in this table?
1. −23
2. −18
3. 5
4. 7
Which lists four consecutive terms of an arithmetic sequence?
1. 3, 10, 17, 24
2. 1, 4, 9, 16
3. 1, 2, 4, 8
4. −5, 6, 10, 13
What are all the roots for the equation
1. 19
2. 23
3. 5 and 23
4. 9 and 19
Which graph best represents the solutions to the inequality
What is the solution set for
What is the solution set of the equation
What is the solution to
1. x = −121
2. x = −1
3. x = 29
4. x = 129
Which is the solution set for
Which is the solution set for
Which of the following represent the solutions to
What is the solution set of
What is the solution set of
Which best represents the equation of the graphed conic section?
Which graph most likely represents a function with a zero of 5 ?
Which is a zero of the function
1. 3
2. 0
3. -1
4. -2
What are the coordinates of the vertex of the graph of the
function
1. ( −1 , 5 )
2. ( 2 , 5 )
3. ( 1 , −5 )
4. ( −2 , −5 )
A polynomial function has a zero at x = 3. Which of the following expressions must be one factor of the polynomial?
1. ( x − 3 )
2. ( x + 3 )
3. 3x
Where does the graph of cross the x-axis
Apparently, the system of equations graphed above has —
1. exactly 1 solution
2. exactly 2 solutions
3. exactly 3 solutions
4. no solutions
The dimensions of matrix P are 6 x 5. The dimensions of matrix Z are 5 x 1. What are the dimensions of matrix PZ ?
1. 30 x 5
2. 6 x 1
3. 5 x 5
4. 1 x 6
What is the solution set for the following system of equations?
1. { (1, -2), (1, 2)}
2. { (-2, 1), (2, 1)}
3. { (-1, -2), (1, 2)}
4. { (-1, 2), (2, -1)}
What appears to be the maximum value of P = 5x + 6y for the feasible region in the graph?
1. 72
2. 74
3. 78
4. 80
Which ordered pair represents a solution to the following system of inequalities?
1. ( 6, 4 )
2. ( 2, 6 )
3. ( -3, 2 )
4. ( -4, -14 )
The matrix equation represents which system of linear equations?