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Use this template to insert your answers for the assignment. Please use one of the four methods for showing your work (EE, Math Type, ALT keys, or neatly typed). Remember that your work should be clear and legible.

1. Identify the coefficients, variable terms (with exponents), and constants in the following expression.

2x3+5y2-3z+1

Coefficients: _____________________

Variable terms: _______________________

Constants: ______________________

2. Identify the coefficients, variable terms (with exponents), and constants in the following expression.

4z5-8x2-6

Coefficients: _____________________

Variable terms: _______________________

Constants: ______________________

3. Combine like terms in the following expression. (Hint: You can color code the like terms.)

8x2+3x+9-x2+7x-2+y

Calculations:

Answer: _______________

4. Distribute and combine like terms in the following expression.

3(6y2-9+7x-2x2-3x-6)

Calculations:

Answer: _______________

5. Write and simplify an expression that applies the distributive property. Include at least 3 different terms.

Calculations:

Answer: _______________

6. Simplify the expression using the order of operations. (Note: * stands for multiplication)

(6*2-4) – 3(8-5) * 7

Calculations:

Answer: _______________

7. Simplify the expression using the order of operations.

(3-5) * -| -22 - 52 * 4|

Calculations:

Answer: _______________

8. Translate the following statement.

The product of 3 more than a number and 3 less than the same number.

Calculations:

Answer: _______________

9. Translate and solve the following statement.

The quotient of 2x and 4 is the same as the product of 6 and 3.

Calculations:

Answer: _______________

10. Write and translate your own statement using at least two different operations (i.e. - add, subtract, multiply, divide).

Calculations:

Answer: _______________

11. Simplify the expression. (Hint: Careful with the signs)

-6(-42-7)

Calculations:

Answer: _______________

12. Simplify the expression.

(-10)2 * -|23-7+12|

Calculations:

Answer: _______________

For problems 13-14, evaluate the expressions using the following values.

x= -3 y= 8 z= -12

13. 2y+3z

Calculations:

Answer: _______________

14. 4x2-2z2

Calculations:

Answer: _______________

For problems 15-16, evaluate the expressions using the following values.

a= -1 b= 11 c= -7

15. 14a + (7- 6b)

Calculations:

Answer: _______________

16. (a2+b2)(b2-c2)

Calculations:

Answer: _______________

For problems 17-20, solve the equation. Check your answer by plugging it back into the equation.

17. 10x = 9x-15

Calculations:

Answer: _______________

18. 4x-9 = 7x+3

Calculations:

Answer: _______________

19. -3(8x-2x) = 72

Calculations:

Answer: _______________

20. 9(4y-3)-12y = 4(27+5y)

Calculations:

Answer: _______________

[INSERT TITLE HERE] 3

Running head: [INSERT TITLE HERE]

[INSERT TITLE HERE]

Student Name

Allied American University

Author Note

This paper was prepared for [INSERT COURSE NAME], [INSERT COURSE ASSIGNMENT] taught by [INSERT INSTRUCTOR’S NAME].

PART I: SHORT RESPONSE

Task #1: Please answer each of the following questions. Ensure that your responses are at least 1-2 paragraphs in length for each question. You may include examples from the text; however, please include APA citations as necessary. Please visit the Academic Resource Center for a concise guide on APA format.

1. Describe the major research findings concerning the investigative function, especially as they relate to the role of detectives.

2. Explain the recent major developments in forensic science.

3. Briefly explain what steps must be taken by the initial responding officer at a crime scene.

4. Describe, in lay terms, how DNA analysis functions and its contribution to criminal investigation.

5. Explain the benefits of PCR-STR DNA and how CODIS operates to benefit the police.

6. Explain the functions, advantages, and disadvantages of undercover work.

7. Describe the problems that are now being taken very seriously with respect to forensic laboratories.

8. Describe how police investigators approach “cold” cases.

9. Explain how the Regional Computer Forensics Laboratory (RCFL) program assists with criminal investigations

10. Describe the potential contributions of the polygraph, psychics, and hypnosis to criminal investigations.

11. Explain the importance of forensic entomology and its benefits to death investigations.

12. Describe the steps that need to be taken for evidence collection in stalking crimes.

13. Explain how dogs are assisting police in the investigative function.

14. Name the ways in which social networking sites are becoming the most dangerous places on the Internet.

Task #2: Research the Internet to identify and define two additional modern technologies not presented in the lesson.

PART II: JOURNAL ACTIVITY

Find a new article using LIRN (please visit the Academic Resource Center for a guide on how to use LIRN effectively) or the Internet documenting a case where forensic science played a significant part in the case. Write a 200-400 word report (1-2 pages, 12-point font, double spaced) summarizing the case and the role forensic science played. Be sure to reference the article in your submission.

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