WorksheetsLesson 2-1 and 2-2 Practice
Total questions: 114
Worksheet time: 10hrs 37mins
y=4x2-8x+9
f(x) = -x2 - 4x + 12
y = 3x2 - 6x + 4
y = 5x2 - 20x + 13
y=4x2-8x+9
f(x) = -x2 - 4x + 12
y = 3x2 - 6x + 4
y = 5x2 - 20x + 13
f(x) = -2x2 + 4x - 6
f(x) = x2 - 8x + 15.
The standard form of a quadratic function is
y=ax2+bx+c
y=a(x−h)2+k
y−y1=m(x−x1)
Ax+By=C
Identify A, B, and C if
y=3x2−8+5xA=3, B=5, C=−8
A=3, B=−8, C=5
A=3x2, B=5x, C=−8
A=3x2, B=−8, C=5x
What is the y-intercept of this equation? y=x2−3x+9
(9, 0)
(0, 9)
(1, 0)
(-3, 0)
(0, -3)
y=−2x2+3x−7
This parabola opens...
Upward
Downward
y=−4x2−2x+8
This parabola has a...
Minimum
Maximum
y=2x2−8x+10 Find the x-coordinate of the vertex.
x=2
x=−2
x=41
x=−4
Given that the x-coordinate of the vertex is 2, what is the axis of symmetry?
x=−2
(2,0)
(0,−2)
x=2
Given that the x-coordinate of the vertex is 2, what is the y-coordinate of this equation? y=2x2−8x+10
y=0
y=2
y=−4
y=18
y=−x2+6x+5
Find the vertex.
(4,-3)
(-3,-22)
(-4,3)
(3, 14)
y=3x2−5x+7
Find the y-intercept
(0,7)
(7,0)
(0,-5)
(5,0)
f(x) = x2 + 10x + 21
y = x2 + 6x + 2
f(x) = -x2 - 4x + 12.
y = -2x2 + 4x + 3
y=4x2-8x+9
y=-3x2-7x+8
y=4x2-8x+9
x=-8
x=1
x=-2
x=4
y = -4x2
have a maximum or minimum value?
Quadratic equations take the shape of a _______ when graphed.
parabola
straight line
wavey line/snaked
circle/elliptical
What does the a term tell you?
opens up or down, reflects, stretch, and shrink
opens up or down
reflects, stretch, and shrink
nothing
What does the h term tell you?
left or right
left or right, opposite sign, axis of symmetry, x-value of the vertex.
axis of symmetry, x-value of the vertex
nothing.
What does the k term tell you?
up.
down.
up/down, y-value in the vertex
nothing
Describe the transformations below: (x+1)2−4
left: 1, up: 4
left: 1, down: 4
right: 1, up: 4
right: 4, up: 1
Describe the transformation below: −(x+3)2+6
reflect over the x-axis
reflect over the x-axis, left: 3, up: 6
stretch, left: 3, down: 6
left: 3, down: 6
Describe the transformation below: −3(x+4)2−1
stretch by 3, right: 4, down: 1
reflect over the x-axis, right: 4, down: 1
reflect over the x-axis, stretch by 3, left: 4, down: 1
stretch by 4, down: 3, left: 1
Identify the a, h, and k term from the following equation: (x+3)2+2
a=-1, h=3, k=2
a=3, h=3, k=3
a=1, h=-3, k=2
a=1, h=-3, k=-2
Identify the a, h, and k terms in the following equation: 2(x+4)2−1
a=2, h=-4, k=-1
a=-2, h=4, k=1
a=2, h=4, k=1
a=-2, h=-4, k=1
Identify the a, h, and k terms in the following equation: (x+4)2−3
a=-1, h=4, k=3
a=-1, h=-4, k=3
a=1, h=4, k=3
a=1, h=-4, k=-3
Determine the vertex from the following equation: −3(x−4)2+1
Vertex: (4,1)
Vertex: (-4, -1)
Vertex: (4, -1)
Vertex: (-4, 1)
Determine the vertex from the following equation: −(x+1)2−1
Vertex: (1,-1)
Vertex: (-1, 1)
Vertex: (-1, -1)
Vertex: (1, 1)
Determine the vertex from the following equation: 21(x+4)2+1
Vertex: (-4, 1)
Vertex: (-4, -1)
Vertex: (4, 1)
Vertex: (4, -1)
Determine the axis of symmetry from the following equation: −(x−2)2+4
A. O. S: 2
A. O. S: 4
A. O. S: -2
A. O. S: -1
Determine the axis of symmetry of the following equation: −2(x+2)2+3
A. O. S: 3
A. O. S: -2
A. O. S: 2
A. O. S: 1
Determine the axis of symmetry of the following equation: (x−3)2+5
A. O. S: 1
A. O. S: -3
A. O. S: 3
A. O. S: 5
Determine if the parabola has a maximum or minimum, if it opens up (+) then it will have a minimum, if it opens down (-) then it will have a maximum. 3(x+3)2−2
Maximum
Minimum
Determine if the following equation has a maximum or minimum: −(x−2)2+7
Maximum
Minimum
Determine if the following function will be narrow (stretch) or wider (shrink): 4(x−3)2+4
Narrow
Wider
What is the vertex?
(2,3)
(3,2)
(3,0)
(0,2)
What is the axis of symmetry?
x = 2
x = 6
x = 3
x = 0
Maximum or Minimum?
Max = 3
Max = 2
Min = 3
Min = 2
What is the Vertex?
( 0, 3)
( 3, 0)
( 0, 0)
( 0, -3)
Axis of Symmetry
x = 0
x = -3
x = 3
x = -9
Maximum or Minimum?
Max = 0
Min = 0
Min = 3
Max = 3
What is the Vertex?
(1, -5)
(-5, 1)
(5, 1)
(1 , 5)
Axis of Symmetry?
x = 5
x = -5
x = -1
x = 1
Maximum or Minimum?
Max = 5
Max = -5
Min = -5
Min = 5
What is the Vertex?
y=−(x−4)2−1
( -4, -1)
( 1, -4)
( -1, -4)
( 4, -1)
Axis of Symmetry?
y=−(x−4)2−1
x = -1
x = 1
x = -4
x = 4
Maximum or Minimum?
y=−(x−4)2−1
Max = -4
Max = -1
Min = -1
Min = 4
What is the vertex?
y=2(x−3)2+6
(2, 6)
(3, 6)
(2, -3)
(-3, 6)
Axis of Symmetry?
y=2(x−3)2+6
x = 3
x = -3
x = 6
x = -6
Maximum or Minimum?
y=2(x−3)2+6
Max = -3
Min = 3
Min = 6
Max = 6
y = 3(x + 5)2 - 4,
what is the vertex of the parabola?
Which equation is graphed above?
y=−(x−1)2+4
y=(x−1)2+4
y=−(x−4)2+1
y=(x−4)2+1
Which equations matches the graph above?
h(x)= (x+1)2−4
h(x)=−(x+1)2−4
h(x)=(x+4)2−1
h(x)=−(x+4)2+1
If the blue graph is f(x) = x2
then the red must be...
g(x) = x2 - 5
g(x) = x2 + 5
g(x) = (x - 5)2
g(x) = (x + 5)2
What steps transform the graph y = x2 to y = x2 + 8
shifted up 8 units
shifted down 8 units
shifted left 8 units
shifted right 8 units
What steps transform the graph y = x2 to y = (x-4)2
Shifted down 4 units
Shifted left 4 units
Shifted right 4 units
Shifted up 4 units
What steps transform the graph y = x2 to y = 2(x+2)2 - 5?
vertically stretch by 2, shifted 2 units right and 5 down
vertically stretch by 5, shifted 5 units left and 2 down
vertically stretch by 2, shifted 2 units left and 5 down
vertically stretch by 5, shifted 2 units left and 2 down
Identify ALL of the transformations performed on f(x)=x2 to create the graph of g(x)=−(x−4)2+2
reflection
vertically stretch (skinnier)
vertically compress (Wider)
left 4, up 2
right 4, up 2
Identify the vertex.
(5, 2)
(5, -2)
(-5, 2)
(-5, -2)
Find the vertex:
( 4 , 8 )
( -4 , -8 )
( 4 , -8 )
( -4 , 8 )
Find the vertex:
( 5 , 7 )
( -5 , -7 )
( 5 , -7 )
( -5 , 7 )
Find the vertex:
( 1 , 0 )
( 0 , 1 )
( -1 , 0 )
( 0 , -1 )
Find the vertex:
( 4 , 6 )
( -4 , -6 )
( 4 , -6 )
( -4 , 6 )
y=3(x-2)²+5
y=(x+3)²+2
What is the vertex for the parabola?
f(x)=4(x−2)2+3
(-2, 3)
(2, -3)
(4, 3)
(2, 3)
What is the vertex for the parabola? f(x)=−3(x+1)2−7
(-1, -7)
(-2, 7)
(1, -7)
(1, 7)
y=-(x-4)2-3,
does this parabola have a maximum or minimum value?
Find the y-intercept of this graph?
(-4,0)
(0,-4)
(4,0)
(0,4)
What is the green dashed line called?
roots or x-intercepts
parabola
Axis of symmetry / Line of symmetry
line of dashes
What is the green dot on the parabola called?
maximum
minumum
roots
zeros
Does this parabola have a minimum or maximum and what is its value?
minimum: 2
maximum: 2
minimum: 5
maximum: 5
Given the equation: y = -(x - 4)2 - 3,
does this parabola have a maximum or minimum value?
Maximum
Minimum
What is the axis of symmetry for the equation: y = ½(x - 4)² - 4?
y = 4
y = - 4
x = 4
x = - 4
What is true for: y = -2(x - 1)² + 5
Opens up with a minimum
Opens down with a maximum
Opens left
Opens right
Use the graph to determine the Roots (solutions).
-1 and -3
1 and -3
1 and 3
-1 and 3
What are the x- intercepts (roots, solutions)?
x= 0 and x= -4
x= 0 and x= 4
y= 0
x= 2
