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WorksheetsAlgebra 2 Second Semester Exam Review
Total questions: 150
Worksheet time: 7hrs 10mins
Which function represents the given graph?
log232 = 5
Which of the following equations represents a horizontal stretch of the square root parent function?
y=2x
y=x+2
y=21x
y=21x
If
f(x)=x3is transformed into the graph of
h(x)=(x−6)3−4
which of the following describes the transformation?
f(x) is vertically stretched by a factor of 4 units to create the graph of h(x)
f(x) is translated 4 units to the left and 6 units down to create the graph of h(x)
f(x) is horizontally stretched by a factor of 6 units to create the graph of h(x)
f(x) is translated 6 units to the right and 4 units down to create the graph of h(x)
Which of the following best represents the equation of a parabola that has an axis of symmetry of x = -1, y-intercept at (0,0), and passes through the point (-4,-16)?
y=−2(x+1)2+3
y=−21(x+1)2+3
y=−21(x+1)2+2
y=−2(x+1)2+2
Write the given equation in exponential form.
Solve the following quadratic equation...
x2 + 7x + 12 = 0
x = -2
x = -6
x = -3
x = -4
x = -1
x = -12
x = 2
x = 6
a, b, and c for
the quadratic equation:
4x2 – 8x = 3
Determine the type of exponential function that is represented.
y=34(52)x
Exponential Growth Function
Exponential Decay Function
Neither
ln7xy
Expand the function.
ln7+21lnx+lny
ln7y+lnx21
ln7y+21lnx
ln7+lnx21+lny
8logx+log4
Condense the expression.
log4x8
logx8+log4
log(4x)8
8log4x
5x−2=25
Solve.
x=4
x=5
x=3
x=0
Solve.
log4(3x+5)=log4(4x−9)
x=14
x=2.777
x=3
x=18
Solve.
x2+21=x4
x=4
x=−4
x=1
x=0
What is the y-intercept of the function: f(x)=2(4)x ?
2
4
(4)x
8
What is the Growth/Decay factor of the function: f(x)=2(4)x ?
2
8
4
x
What is the Growth/Decay factor of the function: f(x)=3(21)x ?
3
21
(21)x
23
For an exponential function that starts at 400 and decays at 20% per year, what function models this behavior?
y=400(1.20)x
y=400(0.20)x
y=400(0.8)x
y=400(−0.20)x
Is the population of elephants increasing or decreasing?
The value of a car purchased for $20,000 decreases at a rate of 12% per year. What will be the value of the car after 3 years?
$12,800.00
$13,629.44
$17,600.00
$28,098.56
What is the correct transformed equation for the graph?
y = log(x - 4)
y = log(x) - 4
y = log(x + 4)
y = log(x) + 4
What is the equation of the asymptote on the graph of y=log5(x+3)+5 ?
x = -3
x=5
y= -3
y=5
Which of the following has a vertical asymptote at x=4
y=2x−4
y=log2(x−4)
y=2x+4
y=log2(x+4)
What is the transformation of the logarithmic function
f(x)=log (x+3)−1
left 3, right 1
right 3, down 1
right 3, up 1
left 3, down 1
What is the vertex of this function?
(-3, -4)
(-4, -3)
(0, 5)
(-5, 0)
What is the y-intercept of this function?
(5, 0)
(-4, -3)
(0, 5)
(-5, 0)
f(x) = (x + 7)(x + 5)
f(x) = 2(x - 5)2 + 12
y = 2(x - 2)2 + 4
f(x)=2x2 + 4x + 6
y = (x - 2)(x + 4)
What form of a quadratic is given?
f(x)=2x2+3x−4Vertex Form
Standard Form
Root Form
Find the equation for a parabola that has a vertex at (3, 4) and goes through the point (2, 2).
y=(x−3)2+4
y=−252(x+3)2+4
y=−2(x−3)2+4
y=−2(x+3)2−4
Given the equation
f(x)=2(x−4)(x+6) , determine the roots (zeros) for this parabola.Select all that apply.
x = -6
x = -4
x = 2
x = 4
x = 6
What is a quadratic function in factored (intercept) form with x-intercepts of 5 and -2
f(x) = x2 + 3x -10
f(x) = (x + 5)(x - 2)
f(x) = (x - 5)(x + 2)
f(x) = (x + 1.5)2 - 12.25
3x2-17x+10
Use the Zero Product Property to solve for the values of x.
(x+2)(x−3)=0
2 and 3
-2 and -3
2 and -3
-2 and 3
Solve using the Zero Product Property:
(3x+2)(x+1)=0
x=1, x=32
x=−1, x=−32
x=2, x=1
x=−1, x=32
Find the last term:
x2+22x+c22
11
121
44
Find the last term:
x2−8x+c8
4
-16
16
a2 + 10a + 21 = 0
(2x - 1)2 = 49
Write the following quadratic expression in completed square form...
x2 + 4x + 10
(x + 4)2 + 6
(x + 2)2 + 6
(x + 4)2 - 6
(x + 2)2 - 6
Solve the following quadratics equation by completing the square...
x2 + 6x - 3 = 0
−3±23
3±23
12±3
−12±3
x2+y2-4x+12y-8=0
What is the center for the circle with this equation x²+y²+4x+6y-36=0?
(-2,5)
(2,7)
(-2,-3)
y = x2 +5x +7, match each leading coefficient with its correct letter
x2 + 6x - 13 = 3
2x2 + 7x - 15 = 0
y = 3x3 + 8x - 1
0.1196 and -2.7863
i7
3x2 - 5 = -446
√-108
(4 – 3i)(-7 – 2i)
For the function below, is the discriminant positive, negative, or zero?
___________
y = x² + 4x + 4
Positive
Negative
Zero
Not Sure
3x3 – 6x
How many terms are in this polynomial?
2x3 - 8x2 + 3x - 7
7
1
4
2
What is the degree of this polynomial?
2x4 - 3x5 + x
-3
2
4
5
Classify by number of terms:
5x2 – 6x + 3
Monomial
Binomial
Trinomial
4-Term Polynomial
2n³
What is ascending order?
Small to big
Big to small
Small to small
Big to big
What is descending order?
Big to small
Small to big
Big to big
Small to small
Determine the end behavior of the polynomial by identifying the degree and leading coefficient.
f(x) = 5x4 - x + 6
UP-UP
UP-DOWN
DOWN-UP
DOWN-DOWN
Enter the polynomial function into a graphing calculator or online graphing tool to determine the end behavior.
f(x) = 2x3 - x + 5
What can we expect the end behavior to be on the graph of the function: f(x)=2x3−x+5
Rises on the left and right
Rises on left, falls on right
Falls on the left, rises on the right
Falls on the left and right
y = (x + 2)(x - 7)3
What is the multiplicity of the zero x=1 for the function f(x)=x2(x−1)4(x+5) ?
2
1
4
3
A polynomial function has zeros at -1,2, and 7 (all multiplicity of 1). Write a function rule that could represent this function.
f(x)=(x+1)(x−2)(x−7)
f(x)=(x−1)(x+2)(x+7)
f(x)=(x+1)2(x−2)2(x−7)2
f(x)=(x−1)2(x+2)2(x+7)2
7u2v5 (9uv3)
2x3 - 5x2 + 3x + 7 ÷ x - 2
2x3 - x2 + x + 9
2x2 - x + 1
2x2 - x + 1 + 9/(x - 2)
2x2 - 9x - 15 - 23/(x - 2)
The area of a rectangular pool table is: x2 + 14x +40.
The length is x + 4. What is the width?
x + 8
x + 14
x + 10
x +4
Decide if (x - 3) is a factor of 3x3 + 10x2 - x - 12.
Yes, it is a factor
No, it is not a factor
(3x - 5) ( 4x2 - 2x - 3)
(5x+2y)(x2-3xy+6)
5x3 - 17x2 y - 6xy2 -30x +12y2
5x3 + 17x2y -6xy2 - 30x +12y2
5x3 - 13x2y -6xy2 - 30x +12y2
5x3 +13x2y - 6xy - 30x + 12y2
3v2 - 4v - 7
n2-13n+40
Factor
2x4 - 13x2 - 70
(2x+7)(x-10)
(7x+5)(x+2)
(2x2+7)(x2-10)
2(x2+7)(x2+10)
A rational function must have an input variable in the denominator of a fraction.
true
false
Which of the following functions is a rational function?
y=7−x21
y=4x3+2x2−3
y=6x+3−6
y=74x+1
What is the vertical asymptote of the function f? f(x)=x−21+3
x = -2
x = 2
x = 3
y = 3
What is the horizontal asymptote of the function g? g(x) = x+71−4
x = -7
y = 4
y = -4
y = -7
What value is excluded from the domain of the function f? f(x) = x−31+2
3
-3
2
-2
What value is excluded from the range of the function g? g(x)=x+91−7
9
-9
7
-7
Describe the transformation from the rational parent function to function f: f(x)=x+21−1
shift up 1, right 2
shift down 1, left 2
shift up 1, left 2
shift down 1, right 2
Describe the transformation from the rational parent function to the function g (check all boxes that apply): g(x)=x−32+5
shift up 5
shift right 3
shift left 3
vertical stretch by a factor of 2
vertical reflection
Determine whether the graph of the function has a vertical asymptote or a removeable discontinuity at x = -1.
Vertical Asymptote
Discontinuity
Hump Day
Infinite
Which function has a maximum at (2, 0)?
Determine the domain and range of the function
Domain: All real numbers, Range: All real numbers
Domain: x ≥ -4, Range: All real numbers
Domain: All real numbers, Range: y ≥ -4
Domain: -1 ≤ x ≤ 5, Range: y ≥ -4
What is the equation of the axis of symmetry?
y = 0
x = 0
x = 3
x = -3
Define Axis Of Symmetry
A line that divides the graph into two equal parts. i.e. cuts the graph in half
Where the parabola touches or intersects the x-axis, also called the x-intercept
The highest y-value on the graph
The highest or lowest point on the graph
Define Y-intercept
Where the parabola touches or intersects the x-axis, also called the x-intercept
The lowest y-value on the graph
The highest y-value on the graph
Where the parabola touches or intersects the y-axis
Define X-intercept
The highest or lowest point on the graph
Where the parabola touches or intersects the x-axis
Where the parabola touches or intersects the y-axis
A line that divides the graph into two equal parts. i.e. cuts the graph in half
Define Vertex
Where the parabola touches or intersects the x-axis
The highest or lowest point on the graph
Where parabola line touches or intersects the x- axis, also called the x-intercept
A line that divides the graph into two equal parts. i.e. cuts the graph in half
x+34+x+37
x+311
2x+611
x2+6x+928
x2+911
2x−513−2x−55
2x−518
2x−58
4x2−20x+2565
4x−107
x−110+x+37
(x+3)(x−1)3
(x+3)(x−1)17x+23
(x+3)(x−1)17x−4
(x+3)(x−1)70
x+8x−x+23x
(x+2)(x+8)−2x
(x+2)(x+8)−2x(x+11)
(x+2)(x+8)−3x2
(x+2)(x+8)2x(2x+13)
2x3−95
2x−9−2
18x−10x+27
9x4
7x2
3x3+x+2x+1
3x(x+2)9x+6
x(x+2)x+1
3x(x+2)x+4
x(x+2)x2+2x+2
x+23x−2+4x−12x
(x+2)(4x−1)14x2−7x+2
(x+2)(4x−1)14x2−9x−2
(x+2)(4x−1)12x2−7x+2
(x+2)(4x−1)5x−2
Multiply and Simplify
4(x+3)/(x+2),
(x+2)/4(x+1)
(x+2)/4(x+3),
4(x+1)/(x+2),
Divide the Rational Expression
A
B
C
D
Divide the Rational Expression
A
B
C
D
Multiply the Rational Expression
A.
B.
C.
D.
Multiply the Rational Expression
A
B
C
D
Solve for x
1/3
-5.5
5.5
2.5
Solve: x−53−x2−2520=x+52
x=−5
x=5
(x+5)(x−5)5
No Solution
Solve for x: x−8=−x15
x = 5, x = 3
x = −5, x = −3
x = 5
x = −3
Solve for x: x1=5x1−5xx−1
x = 5
x = -3
x = 3
x = -5
Solve for x: x26x+18+x1=x3
x = 4.5
x = -4.5
x = 3
x = -3
