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Algebra 1 - Chapter 9 Practice Test



 1 

Without graphing, tell whether the point (2, –18) is on the graph of mc001-1.jpg.
A)
Yes
B)
No
 

 2 

Without graphing, tell whether the point (–5, 8) is on the graph of mc002-1.jpg.
A)
No
B)
Yes
 

 3 

Tell whether the graph of the quadratic function mc003-1.jpg opens upward or downward. Explain.
A)
Because mc003-5.jpg, the parabola opens downward.
B)
Because mc003-6.jpg, the parabola opens downward.
C)
Because mc003-7.jpg, the parabola opens upward.
D)
Because mc003-8.jpg, the parabola opens upward.
 

 4 

Find the zeros of the quadratic function mc004-1.jpg from the graph.

mc004-2.jpg
A)
1.5
C)
–8
B)
4 and –1
D)
2 and –8
 

 5 

Find the axis of symmetry of the graph of mc005-1.jpg.
A)
mc005-8.jpg
C)
mc005-10.jpg
B)
mc005-9.jpg
D)
mc005-11.jpg
 

 6 

Find the axis of symmetry of the parabola.

mc006-1.jpg
A)
mc006-2.jpg
C)
mc006-4.jpg
B)
mc006-3.jpg
D)
mc006-5.jpg
 

 7 

Find the vertex of the parabola mc007-1.jpg.

mc007-2.jpg
A)
(–3, 2)
C)
(–2, 0) and (–4, 0)
B)
(2, –3)
D)
(3, –70)
 

 8 

Find the roots of mc008-1.jpg.
A)
The only root is 2.
C)
The only root is –2.
B)
The roots are 1 and 3.
D)
The roots are 2 and –2.
 

 9 

A golfer hits the golf ball. The quadratic function mc009-1.jpg gives the time x seconds after the golf ball is at height 0 feet. How long does it take for the golf ball to return to the ground?
A)
16 sec
C)
10 sec
B)
5 sec
D)
80 sec
 

 10 

Solve the quadratic equation mc010-1.jpg by factoring.
A)
–4 and 2
C)
–4 and –2
B)
4 and 2
D)
4 and –2
 

 11 

Solve the quadratic equation mc011-1.jpg by factoring.
A)
3
C)
mc011-3.jpg
B)
mc011-2.jpg
D)
–3
 

 12 

Solve mc012-1.jpg by using square roots.
A)
The solutions are 2 and –2.
C)
There is no solution.
B)
The solution is 2.
D)
The solution is –2.
 

 13 

Solve 64x2 – 121 = 0 by using square roots.
A)
±mc013-7.jpg
C)
No solution
B)
±mc013-8.jpg
D)
±mc013-9.jpg
 

 14 

Complete the square for mc014-1.jpg to form a perfect square trinomial.
A)
mc014-3.jpg
C)
mc014-5.jpg
B)
mc014-4.jpg
D)
mc014-6.jpg
 

 15 

Solve mc015-1.jpg by completing the square.
A)
3 and –2
C)
3 and 0
B)
6 and –2
D)
6 and 3
 

 16 

Solve mc016-1.jpg by using the Quadratic Formula.
A)
x = mc016-4.jpg or x = mc016-5.jpg
C)
x = mc016-8.jpg or x = mc016-9.jpg
B)
x = mc016-6.jpg or x = mc016-7.jpg
D)
x = mc016-10.jpg or x = mc016-11.jpg
 

 17 

Solve: mc017-1.jpg
A)
mc017-2.jpg mc017-3.jpg
C)
mc017-6.jpg mc017-7.jpg
B)
mc017-4.jpg mc017-5.jpg
D)
mc017-8.jpg mc017-9.jpg
 

 18 

Solve mc018-1.jpg.
A)
mc018-8.jpg or mc018-9.jpg
C)
mc018-12.jpg or mc018-13.jpg
B)
mc018-10.jpg or mc018-11.jpg
D)
mc018-14.jpg or mc018-15.jpg
 

 19 

Find the number of solutions of the equation mc019-1.jpg by using the discriminant.
A)
There is one solution.
B)
Cannot determine the number of solutions. The discriminant can only be used for a quadratic equation, and mc019-14.jpg is not a quadratic equation.
C)
There are no real solutions.
D)
There are two solutions.
 

 20 

Find the number of x-intercepts of mc020-1.jpg by using the discriminant.
A)
The function has two x-intercepts.
C)
The function has one x-intercept.
B)
The function has no x-intercepts.
D)
The function has three x-intercepts.
 

 21 

Simplify mc021-1.jpg.
A)
mc021-7.jpg
C)
8
B)
–6
D)
mc021-8.jpg
 

 22 

Evaluate mc022-1.jpg for mc022-2.jpg and mc022-3.jpg.
A)
mc022-8.jpg
C)
0
B)
mc022-9.jpg
D)
–64
 

 23 

Subtract.
mc023-1.jpg
A)
mc023-6.jpg
B)
mc023-7.jpg
C)
mc023-8.jpg
D)
mc023-9.jpg
 

 24 

Multiply.
mc024-1.jpg
A)
mc024-8.jpg
C)
mc024-10.jpg
B)
mc024-9.jpg
D)
mc024-11.jpg
 

 25 

Factor mc025-1.jpg.
A)
mc025-6.jpg
C)
mc025-8.jpg
B)
mc025-7.jpg
D)
mc025-9.jpg
 



 
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