Mathematics For Elementary Teachers With Activities
5th Edition
ISBN: 9780134423401
Author: Sybilla Beckmann
Publisher: PEARSON
expand_more
expand_more
format_list_bulleted
Videos
Textbook Question
Chapter 6.1, Problem 8P
a.Use the definition of powers of 10 to show how to write the following expressions as a single power of 10 (i.e., in the form 10Something):
i.
ii.
iii.
b. In each of (i), (ii), and (iii), compare the exponents involved. In each case, what is the relationship among the exponents?
c. Explain why it is always true that
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solution
Students have asked these similar questions
1. [10 points] Given y₁(x) = x²² is a solution to the differential equation x²y"+6xy'+6y=0 (x>0), find a
second linearly independent solution using reduction of order.
An Arts group holds a raffle. Each raffle ticket costs $2 and the raffle consists of 2500 tickets. The prize is a vacation worth $3,000.
a. Determine your expected value if you buy one ticket.
b. Determine your expected value if you buy five tickets.
How much will the Arts group gain or lose if they sell all the tickets?
Please show as much work as possible to clearly show the steps you used to find each solution. If you plan to use a calculator, please be sure to clearly indicate your strategy.
Consider the following game. It costs $3 each time you roll a six-sided number cube. If you roll a 6 you win $15. If you roll any other number, you receive nothing.
a) Find the expected value of the game.
b) If you play this game many times, will you expect to gain or lose money?
Chapter 6 Solutions
Mathematics For Elementary Teachers With Activities
Ch. 6.1 - For each of the following word problems, write the...Ch. 6.1 - Write two word problems for 637?, one for each of...Ch. 6.1 - a. Write an array problem for 213=? and make a...Ch. 6.1 - a. Write a multiplicative comparison problem for...Ch. 6.1 - a. Is 05 defined or not? Write a word problem for...Ch. 6.1 - a. Is 03 defined or not? Explain your reasoning....Ch. 6.1 - Write and solve one word problem for 3570=? and...Ch. 6.1 - a.Use the definition of powers of 10 to show how...Ch. 6.2 - Use the definition of fractions and...Ch. 6.2 - Using our definition of fractions, the idea of...
Ch. 6.2 - a. Explain why 115=.11using...Ch. 6.2 - Describe how to get the mixed number answer to 235...Ch. 6.2 - a. Write a simple how-many-units-in-1 -group word...Ch. 6.2 - Write and solve four different word problems for...Ch. 6.2 - For each of the problems that follow, write the...Ch. 6.2 - Explain how to solve the next problems with...Ch. 6.2 - In your own words, describe a procedure for...Ch. 6.2 - * Halloween (October 31) of 2014 was on a Friday,...Ch. 6.2 - Must there be at least one Friday the 13th in...Ch. 6.2 - Presidents' Day is the third Monday in February....Ch. 6.2 - I'm thinking of a number. When you divide it by 2,...Ch. 6.2 - I'm thinking of a number. When you divide it by...Ch. 6.2 - Three robbers have just acquired a large pile of...Ch. 6.2 - A year that is not a leap year has 365 days. (Leap...Ch. 6.3 - a. Calculate 42156 and 62,63532 in two ways: with...Ch. 6.3 - a. Use the scaffold method to calculate 7934. b....Ch. 6.3 - a. Use the common method for implementing the...Ch. 6.3 - a. Use the common method for implementing the...Ch. 6.3 - Tamarin calculates 83425 in the following way: I...Ch. 6.3 - Felicia is working on the following problem: There...Ch. 6.3 - Rodrigo calculates 65015 in the following way: 150...Ch. 6.3 - Meili calculates 120045 in the following way:...Ch. 6.3 - Calculate 6238 without using a calculator or any...Ch. 6.3 - Calculate 200075 without using a calculator or any...Ch. 6.3 - Use some or all of the multiplication facts...Ch. 6.3 - Use the two multiplication facts, 3012=360 and...Ch. 6.3 - how the whole-number-with-remainder and the...Ch. 6.3 - Show how to use division to determine the decimal...Ch. 6.3 - Describe how to use either dimes and pennies or a...Ch. 6.3 - Describe how to use either dimes and pennies or a...Ch. 6.3 - a. Use the standard division algorithm to...Ch. 6.3 - Describe how to use either dimes and pennies or a...Ch. 6.3 - a. Use division to determine the decimal...Ch. 6.3 - Jessica calculates that 73=2, remainder 1. When...Ch. 6.3 - a. Write and solve a simple word problem for...Ch. 6.3 - a. Suppose you want to estimate 45938 By rounding...Ch. 6.3 - Bob wants to estimate 1893275. He decides to round...Ch. 6.3 - * A student calculates 69987 as follows, and...Ch. 6.3 - When you divide whole numbers using an ordinary...Ch. 6.4 - Explain how to use the math drawings of Figures...Ch. 6.4 - A Bread Problem: If 1 loaf of bread requires 114...Ch. 6.4 - A Measuring Problem: You are making a recipe that...Ch. 6.4 - wWrite a how-many-groups word problem for 423=?...Ch. 6.4 - Write a how-many-groups word problem for 514134=?...Ch. 6.4 - Jose and Mark are making cookies for a bake sale....Ch. 6.4 - Marvin has 11 yards of cloth to make costumes for...Ch. 6.4 - A Laundry Problem: You need 34 cup of laundry...Ch. 6.4 - Write a how-many-groups word problem for 234=? and...Ch. 6.4 - Write a how-many-groups word problem for 1314=?...Ch. 6.4 - Write a how-many-groups word problem for 1223=?...Ch. 6.4 - Write a simple how-many-groups word problem for...Ch. 6.4 - a. By rewriting the division problem 1833911=? as...Ch. 6.4 - Use the fact that we can rewrite the division...Ch. 6.4 - a. Tyrone says that 125 doesn't make sense because...Ch. 6.4 - * Fraction division word problems involve the...Ch. 6.5 - Explain how to use the math drawings of Figures...Ch. 6.5 - Write a how-many-units-in-1-group word problem for...Ch. 6.5 - Write a how-many-units-in-1-group word problem for...Ch. 6.5 - Write a how-many-units-in-1-group word problem for...Ch. 6.5 - Write a how-many-units-in-I-group word problem for...Ch. 6.5 - If 112 cups of a cereal weigh 2 pounds, how much...Ch. 6.5 - It took a mule 23 of an hour to go 45 of a mile....Ch. 6.5 - It took 113 cans of paint to paint 25 of a room....Ch. 6.5 - Write a word problem for 3412=? and another word...Ch. 6.5 - For each of the following problems, determine if...Ch. 6.5 - Sam picked 12 gallon of blueberries. He poured the...Ch. 6.5 - A road crew is building a road. So far, 23 of the...Ch. 6.5 - Will has mowed 23 of his lawn, and so far it has...Ch. 6.5 - Grandma's favorite muffin recipe uses 134 cups of...Ch. 6.5 - Tran write following word problem for 13412?:...Ch. 6.6 - Sue needs to cut a piece of wood 0.4 of an inch...Ch. 6.6 - a. Write a how-many-groups word problem for...Ch. 6.6 - a. Calculate 28.30.07to the hundredths place...Ch. 6.6 - a. Calculate 16.80.35to the hundredths place...Ch. 6.6 - Ramin must calculate 8.423.6 longhand, but he...Ch. 6.6 - a. Make a math drawing like Figure 6.30, and use...Ch. 6.6 - A federal debt problem: If the federal debt is $11...Ch. 6.6 - A tax cut problem: If a 1.3 trillion dollar tax...Ch. 6.6 - Light travels at about 300,000 kilometers per...Ch. 6.6 - A newly discovered star is about 75 trillion...Ch. 6.6 - Light travels at a speed of about 300,000...Ch. 6.6 - Susan has a 5-pound bag of flour and an old recipe...Ch. 6.6 - In ordinary language, the term divide means...Ch. 6.6 - When Mary converted a recipe from metric...Ch. 6.6 - * Suppose you need to know how many...Ch. 6.6 - Sarah is building a carefully crafted cabinet and...
Additional Math Textbook Solutions
Find more solutions based on key concepts
1. How much money is Joe earning when he’s 30?
Pathways To Math Literacy (looseleaf)
Provide an example of a qualitative variable and an example of a quantitative variable.
Elementary Statistics ( 3rd International Edition ) Isbn:9781260092561
NOTE: Write your answers using interval notation when appropriate.
CHECKING ANALYTIC SKILLS Fill in each blank ...
Graphical Approach To College Algebra
147. Draining a tank Water drains from the conical tank shown in the accompanying figure at the rate .
a. What...
University Calculus
Empirical versus Theoretical A Monopoly player claims that the probability of getting a 4 when rolling a six-si...
Introductory Statistics
1. How is a sample related to a population?
Elementary Statistics: Picturing the World (7th Edition)
Knowledge Booster
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, subject and related others by exploring similar questions and additional content below.Similar questions
- (20 p) 1. Find a particular solution satisfying the given initial conditions for the third-order homogeneous linear equation given below. (See Section 5.2 in your textbook if you need a review of the subject.) y(3)+2y"-y-2y = 0; y(0) = 1, y'(0) = 2, y"(0) = 0; y₁ = e*, y2 = e¯x, y3 = e−2x (20 p) 2. Find a particular solution satisfying the given initial conditions for the second-order nonhomogeneous linear equation given below. (See Section 5.2 in your textbook if you need a review of the subject.) y"-2y-3y = 6; y(0) = 3, y'(0) = 11 yc = c₁ex + c2e³x; yp = −2 (60 p) 3. Find the general, and if possible, particular solutions of the linear systems of differential equations given below using the eigenvalue-eigenvector method. (See Section 7.3 in your textbook if you need a review of the subject.) = a) x 4x1 + x2, x2 = 6x1-x2 b) x=6x17x2, x2 = x1-2x2 c) x = 9x1+5x2, x2 = −6x1-2x2; x1(0) = 1, x2(0)=0arrow_forwardchool Which of the following functions describes the graph of g(x)--2√9-x²+37 9 8 7 6 4 2 -10-9-8-7-6-5-4-3-2-1 1 -1 -2 -4 -6 10 9 8 B 5 4 3 3 6 -10-9-8-7-6-5-4-3-2-1 2 3 4 6 1 -2 4 -5 -6 -8 -9 -10 10 -10-9-8-7-6-5-4-3-2-1 9 8 Lessons Assessments 6 5 4 + 2 1 1 2 3 4 5 6 8 -1 2 4 -5 -B 8 10 10 9 8 7 6 5 4 3 2 1 -10-9-8-7-6-5-4-3-2-1 1 2 3 4 5 6 B 9 10 -1 -2 -3 -5arrow_forwardIn the graph below triangle I'J'K' is the image of triangle UK after a dilation. 104Y 9 CO 8 7 6 5 I 4 3 2 J -10 -9 -8 -7 -6 -5 -4 -3 -21 1 2 3 4 5 6 7 8 9 10 2 K -3 -4 K' 5 -6 What is the center of dilation? (0.0) (-5. 2) (-8. 11 (9.-3) 6- 10arrow_forward
- Select all that apply. 104 8 6 4 2 U U' -10 -8 -6 4 -2 2 4 6 10 -2 V' W' -4 -6 -8 -10 W V Select 2 correct answerts! The side lengths are equal in measure. The scale factor is 1/5. The figure has been enlarged in size. The center of dilation is (0.0) 8 10 Xarrow_forward4. In a study of how students give directions, forty volunteers were given the task ofexplaining to another person how to reach a destination. Researchers measured thefollowing five aspects of the subjects’ direction-giving behavior:• whether a map was available or if directions were given from memory without a map,• the gender of the direction-giver,• the distances given as part of the directions,• the number of times directions such as “north” or “left” were used,• the frequency of errors in directions.a) Identify each of the variables in this study, and whether each is quantitative orqualitative. For each quantitative variable, state whether it is discrete or continuousb) Was this an observational study or an experimental study? Explain your answerarrow_forwardIn the graph below triangle I'J'K' is the image of triangle UK after a dilation. 104Y 9 CO 8 7 6 5 I 4 3 2 J -10 -9 -8 -7 -6 -5 -4 -3 -21 1 2 3 4 5 6 7 8 9 10 2 K -3 -4 K' 5 -6 What is the center of dilation? (0.0) (-5. 2) (-8. 11 (9.-3) 6- 10arrow_forward
- = 12:02 WeBWorK / 2024 Fall Rafeek MTH23 D02 / 9.2 Testing the Mean mu / 3 38 WEBWORK Previous Problem Problem List Next Problem 9.2 Testing the Mean mu: Problem 3 (1 point) Test the claim that the population of sophomore college students has a mean grade point average greater than 2.2. Sample statistics include n = 71, x = 2.44, and s = 0.9. Use a significance level of a = 0.01. The test statistic is The P-Value is between : The final conclusion is < P-value < A. There is sufficient evidence to support the claim that the mean grade point average is greater than 2.2. ○ B. There is not sufficient evidence to support the claim that the mean grade point average is greater than 2.2. Note: You can earn partial credit on this problem. Note: You are in the Reduced Scoring Period. All work counts for 50% of the original. Preview My Answers Submit Answers You have attempted this problem 0 times. You have unlimited attempts remaining. . Oli wwm01.bcc.cuny.eduarrow_forward>tt 1:32 > trend.1m 1m (sales > summary(trend.1m) - tt) #3###23 (i) #### Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 2107.220 57.997 36.332e-16 *** tt -43.500 3.067 -14.18 7.72e-15 *** > trend = ts (fitted (trend.1m), start-start (sales), freq-frequency (sales)) sales trend ###23%23 (ii) #### as.numeric((1:32 %% 4) > X > q1 > q2 > q3 > 94 = = = = - as.numeric((1:32 %% 4) as.numeric((1:32 %% 4) as.numeric((1:32 %% 4) == 1) 2) == == 3) == 0) > season.lm = 1m (resid (trend.1m) 0+q1 + q2 + q3 + q4) #3##23%23 (iii) #### > summary(season.1m) Coefficients: Estimate Std. Error t value Pr(>|t|) q1 -38.41 43.27 -0.888 0.38232 92 18.80 43.27 0.435 0.66719 q3 -134.78 43.27 -3.115 0.00422 ** 94 154.38 43.27 3.568 0.00132 ** > season = ts (fitted (season.lm), start=start (sales), freq=frequency (sales)) > Y X season %23%23%23%23 (iv) #### >ar (Y, aic=FALSE, order.max=1) #23%23%23%23 (v) #### Coefficients: 1 0.5704 Order selected 1 sigma 2 estimated as 9431 > ar(Y, aic=FALSE,…arrow_forwardPlease sketch questions 1, 2 and 6arrow_forward
- QUESTION 18 - 1 POINT Jessie is playing a dice game and bets $9 on her first roll. If a 10, 7, or 4 is rolled, she wins $9. This happens with a probability of . If an 8 or 2 is rolled, she loses her $9. This has a probability of J. If any other number is rolled, she does not win or lose, and the game continues. Find the expected value for Jessie on her first roll. Round to the nearest cent if necessary. Do not round until the final calculation. Provide your answer below:arrow_forwardsolve questions 3, 4,5, 7, 8, and 9arrow_forwardFind the perimeter and areaarrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Mathematics For Machine TechnologyAdvanced MathISBN:9781337798310Author:Peterson, John.Publisher:Cengage Learning,
Holt Mcdougal Larson Pre-algebra: Student Edition...AlgebraISBN:9780547587776Author:HOLT MCDOUGALPublisher:HOLT MCDOUGAL
Glencoe Algebra 1, Student Edition, 9780079039897...AlgebraISBN:9780079039897Author:CarterPublisher:McGraw Hill
Algebra: Structure And Method, Book 1AlgebraISBN:9780395977224Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. ColePublisher:McDougal Littell
College AlgebraAlgebraISBN:9781305115545Author:James Stewart, Lothar Redlin, Saleem WatsonPublisher:Cengage Learning
Algebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage
Mathematics For Machine Technology
Advanced Math
ISBN:9781337798310
Author:Peterson, John.
Publisher:Cengage Learning,
Holt Mcdougal Larson Pre-algebra: Student Edition...
Algebra
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Glencoe Algebra 1, Student Edition, 9780079039897...
Algebra
ISBN:9780079039897
Author:Carter
Publisher:McGraw Hill
Algebra: Structure And Method, Book 1
Algebra
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:McDougal Littell
College Algebra
Algebra
ISBN:9781305115545
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:Cengage Learning
Algebra & Trigonometry with Analytic Geometry
Algebra
ISBN:9781133382119
Author:Swokowski
Publisher:Cengage
Interpreting Graphs of Quadratic Equations (GMAT/GRE/CAT/Bank PO/SSC CGL) | Don't Memorise; Author: Don't Memorise;https://www.youtube.com/watch?v=BHgewRcuoRM;License: Standard YouTube License, CC-BY
Solve a Trig Equation in Quadratic Form Using the Quadratic Formula (Cosine, 4 Solutions); Author: Mathispower4u;https://www.youtube.com/watch?v=N6jw_i74AVQ;License: Standard YouTube License, CC-BY