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Worksheets25-26 Algebra 2 Semester 1 Review
Total questions: 200
Worksheet time: 17hrs 40mins
When multiplying powers of the same base, such as (x2)(x), you will _____________ the exponents.
Add
Subtract
Multiply
Divide
When dividing powers of the same base, such as x3/x5, you will _____________ the exponents.
Add
Subtract
Multiply
Divide
When raising a power to a power, such as (x3)5 you will __________ the exponents.
Add
Subtract
Multiply
Divide
(2x5)(6x4)
MULTIPLY exponents
SUBTRACT exponents
ADD exponents
1/x-3
Simplify: b4×b−3÷b−2
b3
b−3
b5
b−1
312912
312
30
31
912
(−3)4(−3)2
(−3)6
(9)6
(−3)8
(9)8
(63)5
68
63
65
615
43⋅22⋅45
129
49
649
48
95912
97
917
1817
17
2327⋅28
212
412
215
415
(16⋅x)4
164⋅x4
164⋅x
20x4
16x4
x3⋅x7
x4
2x10
x10
x21
33×23
63
69
32
29
x21⋅x17
x151
x−151
x15
x−15
83⋅8−4
64−1
8−1
−87
81
(4y33x2)0
0
(43)
(y4x2)
1
Write the expression in radical form: x43
4x3
3x4
x.75
x2
12532
5
25
75
5
Rewrite with positive exponents: x−a
ax
xa1
xa
−ax
Simplify . Your answer should contain only positive exponents. 4v32⋅v−1
4v31
v314
4v31
4v311
(2x+1)43
(2x+1)34
4(2x+1)3
3(2x+1)4
50
52
5
25
252
96
166
26
46
2
45 =
35
53
95
59
300
310
2150
1003
103
40
410
104
210
102
√24 =
4√6
2√6
6√2
2√12
√28 =
7√2
7√4
4√7
2√7
√125 =
5√5
25√5
5√25
5√2
√169 =
3√7
13
7√3
7√7
√75 =
25√3
25√3
5√3
3√5
√80 =
16√5
2√20
4√5
8√5
√18 =
3√2
9√2
3√9
2√3
√1 =
1
2
0
1/2
√16 =
4
8
16
64
What is the correct first step for simplifying
Simplify
Simplify by rationalizing the denominator
Re-write in fractional exponent form
Simplify
Simplify
Simplify using exponent properties
Simplify completely
60
11
1
Simplify
Simplify completely
(3 + 2i) + (4 - 5i)
7 + 7i
1 - 3i
1 - 7i
7 - 3i
(4 - 2i) - (3 + 6i)
7 - 4i
1 + 4i
1 - 8i
7 - 8i
What does i2 equal?
-1
√-1
1
-√1
What letter represents an imaginary number?
a
i
j
x
(5-2i) + (-7+8i)
How do you write a complex number?
a-bi
a+bi
ai+b
ai-b
3i+5i+2i+10
10
10i+10
10i
100i
(3i)(5i) (Hint: i2 =-1)
15
-15
15i
-15i
i=−1
True
False
2x - 4y = 16
y = 2x-7?
3y -2x = -3 ?
2x -3y ≥ 12
12x-4y=-20
Which of the following is a solution to the systems of inequalities?
(0, 0)
(-3, 0)
(2, -5)
(3, -1)
Which of the following is a solution to the systems of inequalities?
(0, -2)
(-3, 0)
(-3, 2)
(1, 1)
Kate is selling bracelets and earrings on Etsy to make money for summer vacation. The bracelets (x) cost $2 and earrings (y) cost $3. She needs to make at least $100, but can only make up to 40 pieces of jewelry. Which inequalities represent this situation?
2x + 3y > 100
x + y ≤ 40
100x + 2y > 3
x + y ≤ 40
100x + 40y > 100
3x + 2y ≤ 40
3x + 2y > 100
x + y ≤ 40
Carlos works at a movie theater selling tickets. The theater has 300 seats and charges $7.50 for adults and $5.50 for children. The theater expects to make at least $2000 for each showing
7.5x+5.5y≥2000
7.5x+5.5y≥2000
7.5x+5.5y≤2000
7.5x+5.5y≤300
3b + 6t > 66
3b + 6t < 66
b + t < 66
b + t < 66
Solve the system of inequalities by graphing.
Solve the system of inequalities by graphing.
The graphs of two linear equations are shown. What is the best estimate of the solution to the system of linear equations?
(2, -5)
(5, -2)
(-5, -2)
(-2, 5)
(-2, -5)
Look at the system of equations.
y=−x+2
7x+4y=−1
What is the value of x for the solution to this system of equations?
-5
-3
3
5
A system of inequalities is shown.
y≥21x+1
y+3x≤6
From the given points, select each point that is a solution to this system of inequalities.
(−1, −3)
(1, 2)
(2, 0)
(4, 6)
Company S and Company T are cellphone providers. Their cost vs. minutes is shown on the graph.
At how many minutes would their cost be equal?
10
20
30
40
Which of the following is a solution to the systems of inequalities?
(-1, -3)
(3, 0)
(-2, 2)
(4, 1)
Which of the following is a solution to the systems of inequalities?
(1, -5)
(2, 3)
(-2, 3)
(-1, 1)
y < -4
y> 4
y < 4
y <- 4
Nancy went to the grocery story. On Monday she purchased 4 apples and 6 bananas for a total of $13. On Wednesday she purchased 3 apples and 7 bananas for a total of $13.50. Which system of equations represents the situation?
4A + 6B = 3
$13.50A - $13B = 6
A + B = 4
A - B = 6
4A + 6B = $13
3A + 7B = $13.50
4A - 6B = $13
3A - 7B = $13.50
Your family goes to a restaurant for dinner. There are 6 people in your family. Some order the chicken dinner for $14.80, and some order steak for $17. If the total bill was $91, which system best represents the situation? Let "c" represent the # of people who ordered chicken and "s" represent those who ordered steak.
14.80c + 17s = 91
14.80c + 17s = 6
14.80s + 17c = 91
14.80s+ 17c = 6
Factor and Solve
6x2 + 17x + 12 = 0
x = -4/3, x = -3/2
x = 9, x = 8
x = 4, x = 3
x = -4, x = -3
Factor and Solve
2x² - 3x - 2 = 0
x = 1, x = -1
x = -1/2, x = 2
x = 1/2, x = 2
x = 1/2, x = 1
Solve the following by ISOLATION
4(x−5)2=12
(4x+20)2=12
x=5±3
x=−5±3
x=5±213
Complete the quadratic formula
Black question mark (a)
Blue question mark (b)
Red question mark (c)
−b
b2−4ac
2a
b
2b−4ac
b2−4c
2
a2
b2−ac
2b
2x2+8x−7=0
Use the quadratic formula to type an expression that will yield the solutions to the equation above.
You cannot type ± on the keyboard so instead put +−
DO NOT SIMPLIFY ANYTHING. JUST PLUG IN WITH PARENTHESES.
Solve by the Square Root method:
-5x2 = -50
± 5
± 10
± √10
-10
Solve the following quadratics equation by completing the square...
x2 + 4x + 1 = 0
x = -2 ± √3
x = -3 ± √2
x = 2 ± √3
x = 2 ± √2
Solve by using a method of your choice:
k2 − 12k + 23 = 0
{6 + √13, 6 - √13}
{-6 + √13, -6 - √13}
{6 + √59, 6 - √59}
{-6 + √59, -6 - √59}
How many solutions are there?
0
1
2
3
Compare y = 2(x - 3)2 + 5 to the parent function y = x2
vertical stretch, moves 3 units left and 5 units up
vertical shrink, moves 3 units left and 5 units up
vertical shrink, moves 3 units right and 5 units up
vertical stretch, moves 3 units right and 5 units up
Compare y = 1/2(x + 3)2 + 5 to the parent function y = x2
vertical stretch, moves 3 units left and 5 units up
vertical shrink, moves 3 units left and 5 units up
vertical shrink, moves 3 units right and 5 units up
vertical stretch, moves 3 units right and 5 units up
Determine the vertex of:
y = x2 + 8x - 10
(4,38)
(-8,10)
(-4,-26)
(2,10)
Does this parabola open up or down?
y = -8x2 +18x + 20
up
down
Given: y = 6x2 + 19 what is the value of b?
b = 6
b= 0
b = 19
b = 2
What is the graph of this function: y = x2 - 4x
What is the vertex of: y= (x-3)2 + 6
(-3,6)
(-3,-6)
(3,6)
(3,-6)
y = x2 + 10x + 20
y = x2 + 3x - 5
y = x + 3
y = x2 + 3x - 5
y = x + 3
y = x2 - 4x + 6
y = x + 2
y2-26=-x2
x-y=6
Match the graph to its inequality.
y > -x2 - 5x - 6
y > x2 + x - 6
y < x2 - 5x + 6
y < -x2 - x + 6
Which inequality is represented by the graph?
y > -(x - 4)² + 1
y > -(x - 1)² + 4
y < (x - 4)² + 1
y > (x + 4)² + 1
3x - 2
5x4 - 7x
x²+4x-8
5x²-3x+6
x2 + 2x3 - 4
binomial
trinomial
quadratic
cubic
4x² - 2
monomial
binomial
trinomial
polynomial
x3y2 - 7x2y + 3
1
3
5
7
x³ + 5
x² + 3
x² + 5x - 6
5x³
3xy - 2y + 8x - 7z -16
1
2
4
5
(3x² - 3x + 2) + (x² - 2x + 1)
4x³-2x²+2
4x² - 5x + 3
-2x³+2x+2
4x³-2x²-2
What is the location of the absolute maximum for the graphed function?
x = 1
x = 3
x = 4
x = 5
Does Not Exist
How many extrema are there in this graph?
2 max, 2 min
3 max, 2 min
2 man, 3 min
3 increasing intervals, 2 decreasing intervals
2 increasing intervals, 3 decreasing intervals
How many extrema (max and mins) are in the picture?
2
3
4
5
Identify the degree of the polynomial and the sign of the leading coefficient
Degree - Even
Degree - Odd
Degree - Even
Degree - Odd
Identify the degree of the polynomial and the sign of the leading coefficient
Degree - Even
Degree - Odd
Degree - Even
Degree - Odd
Identify the degree of the polynomial and the sign of the leading coefficient
Degree - Even
Degree - Odd
Degree - Even
Degree - Odd
Which function has ↑ & ↑ end behavior?
f(x)=−x2−3x+1
f(x)=−x3+2x2+3
f(x)=x4+3x3−4x+1
f(x)=x5−4x4+2x2−1
Which function has ↑ & ↓ end behavior?
g(x)=−x4−3x3+3
g(x)=3x8+3x5−4x+7
g(x)=−2x+2x4+4
g(x)=4x5−4x4+2x3−9
Is the exponent in the leading term of this function ODD or EVEN?
ODD
EVEN
Is the exponent in the leading term of this function ODD or EVEN?
ODD
EVEN
Would you rather...
Only be able to communicate through a translator?
Only be able to speak the truth every time you spoke?
Evaluate: h(x)=2x+2; Find h(−7)
-10
-12
-16
6
Evaluate: g(n)=2n+5; Find g(−5)
-1
7
-5
25
Evaluate: f(x)=3x+3; Find f(−8)
-15
15
-12
-21
Evaluate: w(t)=−2t−2; Find w(−4)
-8
18
6
16
75
57
2329
71
f(n)=3n+2 and g(n)=−3n−4 Find: (f+g)(−10)
-2
91
52
31
f(x)=x−1 and g(x)=2x+2 Find: (f⋅g)(2)
160
100
28
6
f(x)=−3x2−1 and g(x)=−4x+1 Find: (gf)(−8)
193−33
34
9−13
33−193
f(a)=−3a−2 and g(a)=4a+2 Find: (gf)(a)
−3a−24a+2
a3+2a3a−4
3a−2−4a+2
4a+2−3a−2
f(n)=−2n2+4 and g(n)=2n+2 Find: (f+g)(n)
−n3−6n
n2−n+6
−2n2+2n+6
−2n2−2n+6
g(x)=2x−3 and h(x)=x3−x Find: (g+h)(x)
−x3−x−3
x3+x−3
−5x−2
−2x3−2x2−2x−3
f(x)=3x2−4 and g(x)=3x+4 Find: (f⋅g)(x)
9x3+12x2−12x−16
9x2+9x
4x4+16x2
−9x3+12x2+12x−16
