Wednesday, May 18, 2022

Algebra 2 Chapter 7 Test Answer Key

Don't Miss

Rational Functions Mathematical Practices

Chapter 6 Practice Test Algebra 2

Mathematically proficient students are careful about specifying units of measure and clarifying the relationship between quantities in a problem.

Monitoring Progress

Question 1.You drive a car at a speed of 60 miles per hour. What is the speed in meters per second?Answer:60 miles per hour to Meters per second is 26,8224.

Question 2.A hose carries a pressure of 200 pounds per square inch. What is the pressure in kilograms per square centimeter?Answer:200 pounds per square inch to kilograms per square centimeter = 14.06139 kilograms per square centimeter

Question 3.A concrete truck pours concrete at the rate of 1 cubic yard per minute. What is the rate in cubic feet per hour?Answer:

Question 4.Water in a pipe flows at a rate of 10 gallons per minute. What is the rate in liters per second?Answer:

Essential Question How can you recognize when two quantities vary directly or inversely?

EXPLORATION 1

Recognizing Direct VariationWork with a partner. You hang different weights from the same spring.a. Describe the relationship between the weight x and the distance d the spring stretches from equilibrium. Explain why the distance is said to vary directly with the weight.b. Estimate the values of d from the figure. Then draw a scatter plot of the data. What are the characteristics of the graph?c. Write an equation that represents d as a function of x.d. In physics, the relationship between d and x is described by Hookes Law. How would you describe Hookes Law?

EXPLORATION 2

Graphing Rational Functions 72 Exercises

Vocabulary and Core Concept CheckQuestion 1.COMPLETE THE SENTENCEThe function y = \ has a __________ of all real numbers except 3 and a __________ of all real numbers except 4.Answer:

y = \ 2Answer:

ANALYZING RELATIONSHIPS In Exercises 2124, match the function with its graph. Explain your reasoning.Question 21.g = \ + 1Answer:

h = \ + 1Answer:The graph is A because the asymptotes are x=-3 and y=1

Question 23.f = \ 1Answer:

y = \ 1Answer:The graph is D because the asymptotes are x=-3 and y=1

In Exercises 2532, graph the function. State the domain and range.Question 25.f = \Answer:

y = \Answer:

g = \Answer:

g = \Answer:

g = \Answer:

g = \Answer:

Question 41.PROBLEM SOLVINGYour school purchases a math software program. The program has an initial cost of $500 plus $20 for each student that uses the program.a. Estimate how many students must use the program for the average cost per student to fall to $30.b. What happens to the average cost as more students use the program?Answer:

Question 42.PROBLEM SOLVINGTo join a rock climbing gym, you must pay an initial fee of $100 and a monthly fee of $59.a. Estimate how many months you must purchase a membership for the average cost per month to fall to $69.b. What happens to the average cost as the number of months that you are a member increases?Answer:

Question 43.USING STRUCTUREWhat is the vertical asymptote of the graph of the function y = \ + 7?A. x =7

f = \Answer:

y = \Answer:

f = \Answer:

Rational Functions Cumulative Assessment

Question 1.Which of the following functions are shown in the graph? Select all that apply. Justify your answers.Answer:

Question 2.You step onto an escalator and begin descending. After riding for 12 feet, you realize that you dropped your keys on the upper floor and walk back up the escalator to retrieve them. The total time T of your trip down and up the escalator is given byT = \where s is the speed of the escalator and w is your walking speed. The trip took 9 seconds, and you walk at a speed of 6 feet per second. Find two possible speeds of the escalator.Answer:

Question 3.The graph of a rational function has asymptotes that intersect at the point . Choose the correct values to complete the equation of the function.Answer:

Question 4.The tables below give the amounts A of money in two different bank accounts over time t .a. Determine the type of function represented by the data in each table.b. Provide an explanation for the type of growth of each function.c. Which account has a greater value after 10 years? after 15 years? Justify your answers.Answer:

Order the expressions from least to greatest. Justify your answer.Answer:

Question 6.A movie grosses $37 million after the first week of release. The weekly gross sales y decreases by 30% each week. Write an exponential decay function that represents the weekly gross sales in week x. What is a reasonable domain and range in this situation? Explain your reasoning.Answer:

Also Check: Amplituhedron For Dummies

Big Ideas Math Algebra 2 Answer Key

We the team of ccssmathanswers.com have prepared the solutions for all the questions in pdf format. So the students can Download Bigideas Math Answer Key for Algebra 2 Pdf for free of cost. With the help of this Big Ideas Math Algebra 2 answer key, the students can get control over the subject from surface level to the deep level. By this, you can finish your homework problems in time. By practicing the problems from our answer key students can prove their best in all types of exams like practice tests, FAs, Quiz, Chapter tests, and so on. Have a look at the list of the chapters given below and start practicing the problems.

Lesson 75 Solving Rational Equations

Glencoe Geometry Chapter 7 Worksheet Answers

Essential Question How can you solve a rational equation?

EXPLORATION 1

Solving Rational EquationsWork with a partner. Match each equation with the graph of its related system of equations. Explain your reasoning. Then use the graph to solve the equation.

EXPLORATION 2

Solving Rational EquationsWork with a partner. Look back at the equations in Explorations 1 and 1. Suppose you want a more accurate way to solve the equations than using a graphical approach.a. Show how you could use a numerical approach by creating a table. For instance, you might use a spreadsheet to solve the equations.b. Show how you could use an analytical approach. For instance, you might use the method you used to solve proportions.

Communicate Your Answer

How can you solve a rational equation?Answer:

Use the method in either Exploration 1 or 2 to solve each equation.a. \b. \c. \Answer:

Solve the equation by cross multiplying. Check your solution.Question 1.\(\frac=\fracAnswer:

\frac=\frac\)Answer:

\Answer:

Solve the equation by using the LCD. Check your solution.Question 4.\Answer:

\Answer:

\Answer:

Solve the equation. Check your solution.Question 7.\Answer:

\Answer:

Question 9.Consider the function f = \ 2. Determine whether the inverse of f is a function. Then find the inverse.Answer:

How do the answers in Example 6 change when c = \?Answer:

Recommended Reading: Eoc Fsa Practice Test Algebra 1 Calculator Portion

Lesson 74 Adding And Subtracting Rational Expressions

Essential QuestionHow can you determine the domain of the sum or difference of two rational expressions?You can add and subtract rational expressions in much the same way that you add and subtract fractions.\ Sum of rational expressions\ Difference of rational expressions

EXPLORATION 1

Adding and Subtracting Rational ExpressionsWork with a partner. Find the sum or difference of the two rational expressions. Then match the sum or difference with its domain. Explain your reasoning.

EXPLORATION 2

Writing a Sum or DifferenceWork with a partner. Write a sum or difference of rational expressions that has the given domain. Justify your answer.a. all real numbers except 1b. all real numbers except 1 and 3c. all real numbers except 1, 0, and 3

Communicate Your Answer

How can you determine the domain of the sum or difference of two rational expressions?Answer:

Your friend found a sum as follows. Describe and correct the error.\Answer:

Find the sum or difference.Question 1.\Answer:

\Answer:

\Answer:

\Answer:

Find the least common multiple of 5×3 and 10×2 15x.Answer:

Find the sum or difference.Question 6.\Answer:

\Answer:

\Answer:

Question 9.Rewrite g = \ in the form g = \ + k. Graph the function. Describe the graph of g as a transformation of the graph of f = \.Answer:

Explain how adding and subtracting rational expressions is similar to adding and subtracting numerical fractions.Answer:Both expressions require a common denominator before adding and subtracting the numerators.

Chapter 7 Test A Geometry Answers Big Ideas Math

Big Ideas Math Blue … Sample answer: The height of the water decreases … Chapter 7. 7.1 Start Thinking! For use before Activity 7.1. Sample answer: no The …

chapter 7 test a geometry answers big ideas math

big ideas math answers geometry chapter 1, big ideas math geometry chapter 1 test answers, big ideas math geometry chapter 5 test answers, chapter 3 test a geometry answers big ideas math, chapter 9 test geometry answers big ideas math, big ideas math geometry chapter 10 test answers, big ideas math geometry chapter 2 test answers, big ideas math geometry chapter 6 test answers, big ideas math geometry chapter 1 practice test answers, big ideas math geometry chapter 11 answers, chapter 7 test geometry answers big ideas math, chapter 3 quiz geometry answers big ideas math, chapter 10 quiz geometry answers big ideas math, chapter 1 test geometry answers big ideas math, chapter 2 quiz geometry answers big ideas math, chapter 1 quiz geometry answers big ideas math, chapter 2 test a geometry answers big ideas math, chapter 8 test b geometry answers big ideas math, basics of geometry chapter 1 answers big ideas math

You May Like: Exponential Growth And Decay Common Core Algebra 1 Homework Answers

Big Ideas Math Algebra 2 Answers

Students who are in search of Big Ideas Math Algebra 2 Solutions can get them on this page. Free answers for Big Ideas Math Algebra 2 Common Core High School is available here. Get the answers to the homework questions from the math experts. Big Ideas Math encourages the growth mindset in students and also it helps the teachers to teach the students in a simple way. We have provided user-friendly solutions for all the questions in Big Ideas Math Answers Algebra 2.

Big Ideas Math Algebra 2 Answers Chapter 7 Rational Functions

Big Ideas Algebra 1 Chapter 6 Test Answer Key / Review

Are you facing any difficulty in studying the Big Ideas Math Book Algebra 2 Chapter 7 Rational Functions Concepts? Then, you have come to the right place and you will learn about the BIM Algebra 2 Ch 7 Rational Functions Solutions to all the Questions from Big Ideas Textbooks. Make the most out of them during your preparation and clear the final exams with flying colors.

You need not bother about the accuracy of the Big Ideas Math Algebra 2 Answers Chapter 7 Rational Functions as all of them are given after extensive research. Solving the Big Ideas Math Algebra 2 Ch 7 Questions regularly helps you attempt the actual exam with confidence. Step by Step Solutions is provided to all the Problems in Rational Functions BIM Algebra 2 Chapter 7 making it easier for you to understand the concepts behind them.

You May Like: Ccl4 Electron Geometry

Preparation Tips For High School Students

Go through the below-listed tips to enhance your math learning skills easily. They are as follows

  • Choose the best study material to prepare.
  • Plan the best time to prepare.
  • Listen to music for relaxation.
  • Connect the questions with the real-time and learn the problems.
  • You have to prepare the timetable.

FAQs on Big Ideas Math Answers for Algebra 2

1. How to Download Big Ideas Math Algebra 2 Answer Key pdf?Students of High School Can Download Big Ideas Math Answer Key Algebra 2 in pdf format for all the chapters on the gomathanswerkey.com site. Click on the provided links and download the required chapters.

2. Can I get Big Ideas Math Answer Key for Algebra 2 Chapterwise at one place?Yes, the students of algebra 2 can get the step by step explanations for all the questions chapter wise on gomathanswerkey.com

3. How Big Ideas Math Answers help you to score good marks in the exams?By using the Big Ideas Math Algebra 2 Solution Key students can score the highest marks in the exams. Because we have provided step-by-step explanations for all the chapters on this page.

Rational Functions Performance Task: Circuit Design

7.37.5 What Did You Learn?

Core Vocabulary

Simplifying Rational Expressions, p. 376Multiplying Rational Expressions, p. 377Dividing Rational Expressions, p. 378

Section 7.4Adding or Subtracting with Like Denominators, p. 384Adding or Subtracting with Unlike Denominators, p. 384Simplifying Complex Fractions, p. 387

Section 7.5Solving Rational Equations by Cross Multiplying, p. 392Solving Rational Equations by Using the Least Common Denominator, p. 393Using Inverses of Functions, p. 395

Mathematical PracticesQuestion 1.In Exercise 37 on page 381, what type of equation did you expect to get as your solution? Explain why this type of equation is appropriate in the context of this situation.Answer:

Question 2.Write a simpler problem that is similar to Exercise 44 on page 382. Describe how to use the simpler problem to gain insight into the solution of the more complicated problem in Exercise 44.Answer:

Question 3.In Exercise 57 on page 390, what conjecture did you make about the value the given expressions were approaching? What logical progression led you to determine whether your conjecture was correct?Answer:

Question 4.Compare the methods for solving Exercise 45 on page 397. Be sure to discuss the similarities and differences between the methods as precisely as possible.Answer:

Performance Task: Circuit Design

Read Also: How To Study For A Geography Bee

Rational Functions 7172 Quiz

Tell whether x and y show direct variation, inverse variation, or neither. Explain your reasoning.Question 1.

Answer:

Question 7.The variables x and y vary inversely, and y= 10 when x= 5. Write an equation that relates x and y. Then find y when x = 2.Answer:

Match the equation with the correct graph. Explain your reasoning.Question 8.f = \ + 2Answer:

y = \ 2Answer:

h = \Answer:

Question 11.Rewrite g = \ in the form g = \. Graph the function. Describe the graph of g as a transformation of the graph of f = \.Answer:

Question 12.The time t required to empty a tank varies inversely with the pumping rate r . The rate of a certain pump is 70 gallons per minute. It takes the pump 20 minutes to empty the tank. Complete the table for the times it takes the pump to empty a tank for the given pumping rates.Answer:

Question 13.A pitcher throws 16 strikes in the first 38 pitches. The table shows how a pitchers strike percentage changes when the pitcher throws x consecutive strikes after the first 38 pitches. Write a rational function for the strike percentage in terms of x. Graph the function. How many consecutive strikes must the pitcher throw to reach a strike percentage of 0.60?Answer:

EXPLORATION 1

Multiplying and Dividing Rational ExpressionsWork with a partner. Find the product or quotient of the two rational expressions. Then match the product or quotient with its excluded values. Explain your reasoning.

EXPLORATION 2

Communicate Your Answer

Monitoring Progress

\Answer:

Rational Functions Chapter Review

Bestseller: Holt Geometry Chapter 5 Test Answer Key

7.1 Inverse Variation

Tell whether x and y show direct variation, inverse variation, or neither.Question 1.

y = \ + 2Answer:

f = \Answer:

7.3 Multiplying and Dividing Rational Expressions

Find the product or quotient.Question 14.\Answer:

\Answer:

Question 16.\Answer:

\ ÷ Answer:

7.4 Adding and Subtracting Rational Expressions

Find the sum or difference.Question 18.\Answer:

\Answer:

\Answer:

Rewrite the function in the form g = \ h + k. Graph the function. Describe the graph of gas a transformation of the graph of f = \.Question 21.g = \Answer:

g = \Answer:

g = \Answer:

Question 24.Let f be the focal length of a thin camera lens, p be the distance between the lens and an object being photographed, and q be the distance between the lens and the film. For the photograph to be in focus, the variables should satisfy the lens equation to the right. Simplify the complex fraction.Answer:

7.5 Solving Rational Equations

Solve the equation. Check your solution.Question 25.\Answer:

\Answer:

\ 2 = \Answer:

Determine whether the inverse of f is a function. Then find the inverse.Question 28.f = \Answer:

Perform the indicated operation.Question 7.\Answer:

\Answer:

\Answer:

\Answer:

Question 11.Let g = \. Simplify g. Determine whether the graph of f =x 2 and the graph of g are different. Explain your reasoning.Answer:

Don’t Miss: Age Word Problem Solver

Big Ideas Alg 2 Exam Review And Key For Chapter 7

  • Algebra 2 Second Semester EXAM and REVIEW BUNDLE Everything you need for a semester exam over Big Ideas Math Algebra 2 :Full open-ended exam reviews for chapters 5, 6, and 7. They also include handwritten keys with the full solutions worked out for students.An overall review which combines problems from all 3 chapters. This is 5
  • YEAR LONG ALGEBRA 2 BUNDLE Big Ideas Math Chapters 1-7 Notes, HW, AssessmentsThis is an ENTIRE years worth of materials for Algebra 2. I use it with Big Ideas Math Algebra 2, but many of the lessons are easily customizable to use with any textbook or even as stand-alone lessons. All student handouts are uploaded as Word documents or PDFs so you can edit or print easily. It66View Bundle
  • Solving Rational Equations 75 Exercises

    Vocabulary and Core Concept CheckQuestion 1.When can you solve a rational equation by cross multiplying? Explain.Answer:

    Question 2.WRITINGA student solves the equation \ and obtains the solutions 3 and 4. Are either of these extraneous solutions? Explain.Answer

    Monitoring Progress and Modeling with Mathematics

    In Exercises 310, solve the equation by cross multiplying. Check your solution.Question 3.\Answer:

    \Answer:

    \Answer:

    \Answer:

    \Answer:

    \Answer:

    \Answer:

    \Answer:

    Question 11.USING EQUATIONSSo far in your volleyball practice, you have put into play 37 of the 44 serves you have attempted. Solve the equation \ to find the number of consecutive serves you need to put into play in order to raise your serve percentage to 90%.Answer:

    Question 12.USING EQUATIONSSo far this baseball season, you have 12 hits out of 60 times at-bat. Solve the equation 0.360 = \ to find the number of consecutive hits you need to raise your batting average to 0.360.Answer:

    Question 13.MODELING WITH MATHEMATICSBrass is an alloy composed of 55% copper and 45% zinc by weight. You have 25 ounces of copper. How many ounces of zinc do you need to make brass?Answer:

    Question 14.MODELING WITH MATHEMATICSYou have 0.2 liter of an acid solution whose acid concentration is 16 moles per liter. You want to dilute the solution with water so that its acid concentration is only 12 moles per liter. Use the given model to determine how many liters of water you should add to the solution.Answer:

    \Answer:

    \Answer:

    Read Also: Introduction To Psychology Hawkes Learning

    More articles

    Popular Articles