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Loughridge Unit 1 Lesson 1 Check Your Understanding
By Jenny Gardner Rucker
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Last updated 6 months ago
19 questions
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Instructions
NO CALCULATOR AND NO DESMOS
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Question 1
1.
Determine if each representation is Linear, Quadratic, or Neither
f(x)=2^{x}+3
f(x)=x+2x^{2}-3
f(x)=2x-3
Linear
Quadratic
Neither
Question 2
2.
Rewrite the equation in standard form. Identify the values of a, b, and c.
y-5=3x-x^{2}
1
2
-5
-1
3
5
-2
a
b
c
Question 3
3.
Rewrite the equation in standard form. Identify the values of a, b, and c.
y+x^{2}=1-4x^{2}-8-3x
-4
-9
9
-5
-7
-3
a
b
c
Question 4
4.
A quadratic function is represented by the equation
Which of the following statements is TRUE? Select all that apply
The parabola will open down and have a minimum value.
The "b" value is 0
The parabola will open down and have a maximum value.
The "b" value is -2
The y-intercept is (0,-2)
Question 5
5.
Identify the y-intercept.
(0,1)
(0,3)
There is no y-intercept
(3,0)
(1,0)
Question 6
6.
Identify the x-intercept(s). SELECT ALL THAT APPLY.
(0,4)
(4,0)
There are no x-intercepts
(0,2)
(2,0)
Question 7
7.
Identify the Axis of Symmetry.
y=2
x=0
y=0
x=2
Question 8
8.
Which of the following statements accurately describes the vertex and the maximum or minimum value?
The vertex is a maximum and the maximum value is 3.
The vertex is a minimum and the minimum value is 3.
This is a linear function and does not have a vertex.
This is a quadratic function and does not have a vertex.
Question 9
9.
Which of the following statements are true? SELECT ALL THAT APPLY.
The x-intercept is x = 1.5
The maximum value is 1.
The "c" value of the standard form equation is 1.5
The "a" value of the quadratic will be negative.
The "a" value of the quadratic will be positive.
The Axis of Symmetry is x = 1
Question 10
10.
Which of the following statements are true? SELECT ALL THAT APPLY.
There are no y-intercepts
The maximum value is 1
The "a" value of the quadratic is -1
The axis of symmetry is y = 1
The "a" value of the quadratic is 1
The x-intercepts are at (0,0) and (2,0)
Question 11
11.
Place the following functions in the appropriate category.
y=2x^{2}+4x+c
y=4x^{2}+4x+c
This table represents a continuous function.
y=x^{2}+8x+c
y=-x^{2}+2x+c
This table represents a continuous function.
y=8x^{2}-8x+c
y=-4x^{2}-4x+c
This table represents a continuous function.
This table represents a continuous function.
y=4x^{2}-2x+c
Second Difference is 8
Second Difference is 4
Second Difference is -2
Second Difference is 2
zoom_in
1
Question 12
12.
Vertex
1
Question 13
13.
Axis of Symmetry
1
Question 14
14.
y-intercept
1
1
1
1
Question 19
19.
Given f(x)=(x-4)(x+2), what is the equation of the Axis of Symmetry?
Question 15
15.
The smaller x-intercept is _______ and the larger x-intercept is _______ .
Question 16
16.
The __________ value is __________
Question 17
17.
Value of "a" in y=ax^{2}+bx+c
Question 18
18.
Value of "c" in y=ax^{2}+bx+c