Directions - Lexington, MA

3y ago
12 Views
2 Downloads
266.77 KB
8 Pages
Last View : 17d ago
Last Download : 2m ago
Upload by : Sasha Niles
Transcription

NameJune 20, 2013Algebra 2 Final ExamDirections: Carefully answer each of the following questions. Show the steps leading to your answers. You may use a calculator on all parts of this exam. There are 14 questions worth a total of 62 points.1. [2 points] Write the equation of a line with a slope of35going through the point (7, 3) .2. [2 points] Write the equation of a line that goes through the points (3,6) and (7,6) .Hint: This is a horizontal line.3. [3 points] Consider the function f ( x) 2 x 7 .a. Find the value of f (6) .b. Find the coordinates of the y-intercept.c. Find the coordinates of the x-intercept.

4. [6 points] Mr. McGee and Mr. Verner were grading the Algebra 2 final exam. After 20minutes of grading, they still had 63 exams left to grade. After 60 minutes of grading, theystill had 13 exams left to grade.Let x the number of minutes they were grading, y the number of exams left to grade.a. Write a formula for y.b. What was the total number of exams they had to grade?c. How many minutes did it take them to grade all of the exams?5. [4 points] Harry owns a motorcycle. The current value of the motorcycle is 6,000 and everyyear, it loses 4% of its value.a. What will the value be in two years?b. How many years will it take before the value is less than 4,800?Hint: Solve graphically on the calculator.

6. [4 points] The population of Lexington is growing at 2% each year. The town’s currentpopulation is 50,000.a. What will the population be in three years?b. What was the population two years ago?7. [3 points] Mr. McGee gave his class a long test with a mix of short questions and longquestions. Each of the short questions were worth 2 points and each of the long questionswere worth 5 points. The test had 18 questions worth a total of 66 points. How many longquestions did the test have? How many short questions?8. [3 points] The height of a rectangle is x 2 and the base is x 3. The area of the rectangle is24. Find the value of x. Then find the perimeter of the rectangle.Hint: The area of the rectangle is given by the formula A bh .

9. [2 points each] Solve each of the following equations.a.14x 12 2 c. b. x 2 7x 0d. (x 4)(x 1)(x 7) 0x 2 2x 63

e.x 3 12x 2 13x f. 3x 2 2 13 h. 3x 2 2x 2 0g. 2(x 4)2 3 19

10. [9 points] Simplify each of the following expressions. Your final answers should not includeany negative exponents or parentheses.a. x 2 x 8b. x 3 5c. x 3 x 4d.e.x x g. (2 x ) 4 5 1f. 6 52 h. 1001/ 2i. x 5 x 3 x 811. [2 points] A computer requires a password. The password must consist of 4 letters and noneof the letters may be repeated. How many passwords are possible?12. [2 points] Jack is coaching a youth basketball team. There are 12 players on the team andJack needs to choose three of them to be the team captains. How many ways are there forJack to choose the three captains?

13. [3 points] Here are the numbers of students in each grade at Lexington High School.Grade 9 (freshman)Grade 10 (sophomore)Grade 11 (junior)Grade 12 (senior)boys240235252210girls255241230220Suppose you pick a student from this school at random. Find these probabilities.a. Probability of picking a sophomore boy.b. Probability of picking a junior boy or senior girl.c. Suppose all of the boys are together in the gym and you pick one of them randomly.What is the probability that you choose a senior?14. [3 points] A bag contains 3 red marbles, 7 blue marbles and 5 green marbles.a. If a marble is drawn what is the probability it is red?b. If a marble is drawn what is the probability it is not green?c. If two marbles are taken out, what is the probability they are both blue?

Formula SheetSlope: m y 2 y1x 2 x1 Equation of a line (slope-intercept form): y mx b y m(x h) kEquation of a line (point-slope form): f (x) abxEquation of an exponential function:Quadratic formula: x b b 2 4ac2a

Name Algebra 2 Final Exam June 20, 2013 Directions: Carefully answer each of the following questions. Show the steps leading to your answers. You may use a calculator on all parts of this exam. There are 14 questions worth a total of 62 points. 1. [2 points] Write the equation of a line with a slope of 5 3 going through the point

Related Documents:

TOWN OF LEXINGTON COMMUNITY RESOURCE GUIDE Presented by the Town of Lexington Human Services Department . 41 Mall Rd Burlington, MA Lexington Commission on Disability 781-863-5894 Lexington SEPAC Lexington Special Education Parent Advisory Council 617-650-7326 www.lexsepac.org

1644 Nicholasville Rd, Lexington, KY 40503 Chevy Chase Baptist Church 200 Colony Blvd, Lexington, KY 40502 Cornerstone Baptist Church 4451 Winchester Rd, Lexington, KY 40509 David's Fork Baptist Church . 5897 Old Richmond Road, Lexington, KY 40515 859-263-5224 Second Independent Baptist Church 150 Gentry Rd, Lexington, KY 40509 859-263-5433 .

Elliott County News, Sandy Hook Estill County (49) Citizen Voice & Times, Irvine Estill County Tribune, Irvine Fayette County (48) Business Lexington, Lexington Chevy Chaser Magazine, Lexington Kentucky Kernel, Lexington Lexington Herald-Leader, Lexington Fleming County (43) Flemingsburg Gazette, Flemingsburg Floyd

Panella & Anna Heink 18 www.lexington family.com. Scholar Athlete by School Dunbar 30, Henry Clay 22, Sayre 21, Lafayette 19, Tates Creek 15, Lexington Catholic 10, The Lexington School 10, Bryan Station Middle 10. Lexington Christian

Lexington, KY 40506 4. Saint Joseph East Hospital 150 N Eagle Creek Dr Lexington, KY 40509 5. Saint Joseph Hospital 1 St Joseph Dr Lexington, KY 40504 6. Good Samaritan Hospital 310 S Limestone St Lexington, KY 40508 . Parking . There is ample parking adjacent to the course. A special area

LEXINGTON FAYETTE URBAN COUNTY GOVERNMENT 2021 Form 228 Net Profits License Fee Return Instructions . 14058, Lexington, KY 40512, or delivered to 200 E. Main St, along with your check made payable to Lexington-Fayette Urban County Government (abbreviated LFUCG). Signature: .

The Lexington Housing Market Area (HMA) is coterminous with the Lexington-Fayette, KY Metropolitan Statistical Area (MSA), which is defined as Clark, Bourbon, Fayette, Jessamine, Scott, and Woodford Counties in Kentucky. Known as "the horse capital of the world," the Lexington HMA is home to the Keeneland Racecourse and Kentucky Horse Park.

Cultivating Excellence Honoring Lexington County School District One students and staff receiving state, national and international awards Proof Positive June 26, 2018 Board of Trustees Meeting. LEXINGTON COUNTY SCHOOL DISTRICT ONE (L to R) LJ Gray and Alan Alvarez) Leaping to first place.