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Unit 9 Mock Assessment
By Chris Long
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Last updated over 3 years ago
15 questions
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You will only have
one attempt
on it -- treat it like a test! Show what you know about quadratics.
This is not for a grade
. Please be honest in taking it. This is to help you and I see what we need to do for future practice.
Question 1
1.
Match the graph to the equation.
Question 2
2.
You toss a ball that travels on the path:
where
x
and
y
are measured in meters.
How high does the ball go?
Question 3
3.
Find the coordinates of the vertex:
Question 4
4.
Does the graph open up or down?
Up
Down
Question 5
5.
Solve by graphing:
Use improper fractions, if necessary.
Question 6
6.
Graph the following equation with your calculator, and determine the solutions, if there are any.
-4, 0
4, 32
0, 4
no solution
Question 7
7.
Solve the equation. Round your results to two decimal places.
-20.35, 20.35
-3.14, 3.14
-3.39, 3.39
-18.81, 18.81
Question 8
8.
Solve by completing the square:
2, 4
-2, 4
-4, 2
-4, -2
Question 9
9.
Solve by completing the square:
Question 10
10.
Use the quadratic formula to solve the equation, rounding to the hundredths if necessary.
Question 11
11.
Solve by the quadratic formula, rounding to the nearest hundredth if necessary:
Question 12
12.
Determine the number of solutions to the equation:
One solutoin
No solution
Two solutions
Not enough information
Question 13
13.
Determine the number of solutions to the equation:
One solutoin
No solution
Two solutions
Not enough information
Question 14
14.
The table gives the numbef of tires,
t
, sold in a tire shop between 1990 and 1995.
Which model best fits the data?
absolute value
quadratic
linear
exponential
Question 15
15.
The table gives the numbef of long-stemmed roses,
r
, sold in a flower shop between 1994 and 1999.
Which model best fits the data?
absolute value
quadratic
linear
exponential