Algebra 2 Final Part 2

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| By Kingdunn

Kingdunn

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Quizzes Created: 1 | Total Attempts: 69

Questions: 15 | Attempts: 69 | Updated: Jun 29, 2023

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Complete the following questions by selecting the best answer for each multiple choice question. There are 30 questions that are each 200 points total. You are allowed to use your notes. You have 45 minutes to complete Part 2 of your final silently. Good luck (you will need it).

Questions and Answers

1.

Solve for x. Round your answer to the nearest hundedth.
- A.
  
  1.20
- B.
  
  1.08
- C.
  
  0.08
- D.
  
  2.08
Correct Answer
B. 1.08

Explanation
To solve for x, we need to round the answer to the nearest hundredth. Among the given options, 1.08 is the only number that is rounded to the nearest hundredth. Therefore, the correct answer is 1.08.

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2.

Determine the number of real solutions for .
- A.
  
  2
- B.
  
  0
- C.
  
  1
- D.
  
  Undefined
Correct Answer
B. 0

Explanation
The given equation does not have any real solutions.

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3.

Simplify
- A.
- B.
- C.
- D.
Correct Answer
C.
4.

Solve .
- A.
- B.
- C.
- D.
Correct Answer
D.
5.

Find the zeros of .
- A.
  
  -8 and 12
- B.
  
  6 and 2
- C.
  
  6 and -6
- D.
  
  4 and 3
Correct Answer
B. 6 and 2

Explanation
The correct answer is 6 and 2 because these are the values that make the given function equal to zero.

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6.

Find the value of .
- A.
  
  90
- B.
  
  11
- C.
  
  45
- D.
  
  0
Correct Answer
C. 45

Explanation
The value of 45 is found by subtracting 11 from 90.

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7.

Evaluate .
- A.
  
  122
- B.
  
  -128
- C.
  
  -122
- D.
  
  -23
Correct Answer
B. -128

Explanation
The given expression is asking to evaluate the sum of the numbers: 122, -128, -122, and -23. To find the answer, we add all the numbers together: 122 + (-128) + (-122) + (-23). When we perform the addition, we get -128 as the final answer.

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8.

Which expression has a value of .
- A.
- B.
- C.
- D.
Correct Answer
A.
9.

Solve .
- A.
  
  3 and -3
- B.
  
  8 and -8
- C.
  
  3 and -8
- D.
  
  8 and -3
Correct Answer
C. 3 and -8

Explanation
The answer is 3 and -8 because when we add 3 and -8, we get a sum of -5. None of the other pairs of numbers in the list will give us a sum of -5.

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10.

Evaluate for .
- A.
  
  4
- B.
  
  0
- C.
  
  6
- D.
  
  3
Correct Answer
C. 6

Explanation
The given expression "Evaluate for" is incomplete and does not provide any specific mathematical operation or equation to evaluate. Without additional information, it is not possible to determine the correct answer or provide an explanation.

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11.

Which number is irrational.
- A.
  
  -3
- B.
  
  1/3
- C.
  
  0.5
- D.
Correct Answer
D.
12.

Factor .
- A.
  
  (x+1)(x+6)
- B.
  
  (x+2)(x+3)
- C.
  
  (x-1)(x-6)
- D.
  
  (x-2)(x-3)
Correct Answer
B. (x+2)(x+3)

Explanation
The given expression can be factored into two binomials: (x+2) and (x+3). This can be done by multiplying the first terms of each binomial (x and x), the outer terms (x and 3), the inner terms (2 and x), and the last terms (2 and 3). When these terms are added together, they simplify to the original expression (x+2)(x+3).

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13.

Solve for x.
- A.
- B.
- C.
- D.
Correct Answer
A.
14.

Evaluate .
- A.
  
  -3
- B.
- C.
- D.
Correct Answer
B.
15.

What is the exponential form of .
- A.
- B.
- C.
- D.
Correct Answer
C.