Question Description
QUESTION 1

Select the graph of the quadratic function ƒ(x) = 4 – x2. Identify the vertex and axis of symmetry.
Vertex: (0,4)
Axis of symmetry: yaxis
Vertex: (0,2)
Axis of symmetry: yaxis
Vertex: (0,5)
Axis of symmetry: yaxis
Vertex: (0,3)
Axis of symmetry: yaxis
Vertex: (0,1)
Axis of symmetry: yaxis
5 points
QUESTION 2

Select the graph of the quadratic function ƒ(x) = x2 + 3. Identify the vertex and axis of symmetry.
Vertex: (0,4)
Axis of symmetry: yaxis
Vertex: (0,5)
Axis of symmetry: yaxis
Vertex: (0,1)
Axis of symmetry: yaxis
Vertex: (0,3)
Axis of symmetry: yaxis
Vertex: (0,2)
Axis of symmetry: yaxis
5 points
QUESTION 3

Determine the vertex of the graph of the quadratic function
5 points
QUESTION 4

Determine the xintercept(s) of the quadratic function
ƒ(x) = x2 + 4x – 32
(4,0), (8,0)
(0,0), (7,0)
(4,0), (8,0)
(0,0), (7,0)
no xintercept(s)
5 points
QUESTION 5

Write a polynomial that fits the description.
A fifthdegree polynomial with leading coefficient 4
1024×5 + 3x + 1
4×5 + 3x + 1
4×4 + 3×3 + 4×2 + 5x + 1
6×5 + 3x + 1
x5 + 4
5 points
QUESTION 6

Perform the operation and write the result in standard form.
(3×2 + 5) – (x2 – 4x + 5)
3×2 + 4x
2×2 + 4x + 5
2×2 – 4x
2×2 + 4x
2×2 + 4x – 5
5 points
QUESTION 7

Multiply or find the special product.
(x+4)(x+9)
x2 + 13x
x2 + 4x + 36
x2 + 36
x2 + 13x + 36
x2 + 13x + 9
5 points
QUESTION 8

Factor out the common factor.
8×3 – 104x
8×3(113x)
8(x313x)
8×2(x13)
x(8×2104)
8x(x213)
5 points
QUESTION 9

Factor the Trinomial.
x2 + 14x + 45
(x5)(x9)
(x+5)(x9)
(x+5)(x+9)
(x5)(x9)
(x5)(x+9)
5 points
QUESTION 10

Determine whether the value of x=0 is a solution of the equation.
5x3 = 3x+5
yes
no
5 points
QUESTION 11

Solve the equation and check your solution.
67x – 24 = 3x + 8(8x3)
3
67
3
67
All real numbers
5 points
QUESTION 12

Solve the quadratic equation by factoring.
x2 – 6x + 5 = 0
1,5
1,5
1,5
1,5
6,5
5 points
QUESTION 13

Solve the equation and check your solution. (If not possible, explain why)
8
7/17
15/8
12
15
5 points
QUESTION 14

Find the slopeintercept form of the equation of the line that passes through the given point and has the indicated slope m. Sketch the line.
(6,6), m=2
y=6x+6
y=6x+6
y = 6x6
y = 2x – 6
y = 6x6
5 points
QUESTION 15

Evaluate the function at q(3)
1/8
1/6
1/4
1/7
1/5
5 points
QUESTION 16

Does the table describe a function?
yes
no
5 points
QUESTION 17

Find the domain of the function.
All real numbers x
Nonnegative real numbers x such that x = 0
Nonnegative real numbers x
All real numbers x such that x<0
All real numbers x such that x>0
5 points
QUESTION 18

Find the zeroes of the function algebraically.
ƒ(x) = 2×2 – 3x – 20
5/2, 4
5/2, 4
2/5, 4
5/2, 4
5/2, 4
5 points
QUESTION 19

Find (f+g)(x)
ƒ(x) = 2x – 4, g(x) = 6 – x
3x – 2
2x – 2
2x + 2
3x + 2
x+2
5 points
QUESTION 20

Find g ∘ f
ƒ(x) = x3, g(x) = x – 1
x3 – 1
x3
(x – 1)3
(x3 + 1)
(x + 1)3
5 points
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
QUESTION 1Select the graph of the quadratic function ƒ(x) = 4 – x2. Identify the vertex and axis of symmetry.Vertex: (0,4)Axis of symmetry: yaxisVertex: (0,2)Axis of symmetry: yaxisVertex: (0,5)Axis of symmetry: yaxisVertex: (0,3)Axis of symmetry: yaxisVertex: (0,1)Axis of symmetry: yaxis5 points QUESTION 2Select the graph of the quadratic function ƒ(x) = x2 + 3. Identify the vertex and axis of symmetry.Vertex: (0,4)Axis of symmetry: yaxisVertex: (0,5)Axis of symmetry: yaxisVertex: (0,1)Axis of symmetry: yaxisVertex: (0,3)Axis of symmetry: yaxisVertex: (0,2)Axis of symmetry: yaxis5 points QUESTION 3Determine the vertex of the graph of the quadratic function5 points QUESTION 4Determine the xintercept(s) of the quadratic functionƒ(x) = x2 + 4x – 32(4,0), (8,0)(0,0), (7,0)(4,0), (8,0)(0,0), (7,0)no xintercept(s)5 points QUESTION 5Write a polynomial that fits the description.A fifthdegree polynomial with leading coefficient 41024×5 + 3x + 14×5 + 3x + 14×4 + 3×3 + 4×2 + 5x + 16×5 + 3x + 1×5 + 45 points QUESTION 6Perform the operation and write the result in standard form.(3×2 + 5) – (x2 – 4x + 5)3×2 + 4x2x2 + 4x + 52×2 – 4x2x2 + 4x2x2 + 4x – 55 points QUESTION 7Multiply or find the special product.(x+4)(x+9)x2 + 13xx2 + 4x + 36×2 + 36×2 + 13x + 36×2 + 13x + 95 points QUESTION 8Factor out the common factor.8×3 – 104x8x3(113x)8(x313x)8×2(x13)x(8×2104)8x(x213)5 points QUESTION 9Factor the Trinomial.x2 + 14x + 45(x5)(x9)(x+5)(x9)(x+5)(x+9)(x5)(x9)(x5)(x+9)5 points QUESTION 10Determine whether the value of x=0 is a solution of the equation.5x3 = 3x+5yesno5 points QUESTION 11Solve the equation and check your solution.67x – 24 = 3x + 8(8x3)367367All real numbers5 points QUESTION 12Solve the quadratic equation by factoring.x2 – 6x + 5 = 01,51,51,51,56,55 points QUESTION 13Solve the equation and check your solution. (If not possible, explain why)87/1715/812155 points QUESTION 14Find the slopeintercept form of the equation of the line that passes through the given point and has the indicated slope m. Sketch the line.(6,6), m=2y=6x+6y=6x+6y = 6x6y = 2x – 6y = 6x65 points QUESTION 15Evaluate the function at q(3)1/81/61/41/71/55 points QUESTION 16Does the table describe a function?yesno5 points QUESTION 17Find the domain of the function.All real numbers xNonnegative real numbers x such that x = 0Nonnegative real numbers xAll real numbers x such that x<0All real numbers x such that x>05 points QUESTION 18Find the zeroes of the function algebraically.ƒ(x) = 2×2 – 3x – 205/2, 45/2, 42/5, 45/2, 45/2, 45 points QUESTION 19Find (f+g)(x)ƒ(x) = 2x – 4, g(x) = 6 – x3x – 22x – 22x + 23x + 2x+25 points QUESTION 20Find g ∘ fƒ(x) = x3, g(x) = x – 1×3 – 1×3(x – 1)3(x3 + 1)(x + 1)35 points Click Save and Submit to save and submit. Click Save All Answers to save all answers.