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Chapter 2 section 2.1 Find Carl Lewiss Average Speed In Meters
Page 1 1. The table below gives the life expectancy of a child (at birth) in the United States for selected years from 1920 to 1990. (Source: Department of Health and Human Services) Year 1920 1930 1940 1950 1960 1970 […]
Chapter 2 section 2.10 Round The Answers Decimal Places Number Weekly
Page 1 1. For the following table, reinitialize the independent variable so it starts at 1970. (So the vertical intercept occurs at 1970.) Year Cost ($1000s) 1970 $46.20 1975 $53.59 1980 $59.43 1985 $84.83 1990 $118.86 Year Cost ($1000s) 0 […]
Chapter 2 section 2.11 States Function The Number Years After 1980
Page 1 1. The following table gives the average daily intake of animal fats in grams per day and the age-adjusted death rate from breast cancer per 100,000 women. Country Japan Spain Austria U.S. U.K. Average daily fat intake (grams) […]
Chapter 2 section 2.2 Page 12 The Following Table Gives Information
Page 1 1. If the average rate of change is negative, then the function is ___________ (increasing/decreasing/not changing). 2. If the average rate of change is positive, then the function is ___________. A) decreasing B) increasing C) not changing. 3. […]
Chapter 2 section 2.3 Act Score For Students Graduating From Mascoot
Page 1 1. Which choice best describes the slope of the graph pictured? A) negative B) positive C) zero 2. Which graph has a negative slope A) B) C) Page 2 3. Use the graph below to complete the sentence. […]
Chapter 2 section 2.4 Page 11 Which Pair Points Would Used
Page 1 1. Given the data below concerning oil prices, which point would best pair with point D to make a case for a drastic increase in the price of oil? Point Year Oil Price ($ per barrel) A 1994 […]
Chapter 2 section 2.5 Evaluate W7 Page 20 The Function Gives
Page 1 1. Determine whether the following data is linear. x y –3 1 –1 –5 0 –2 2 16 3 31 A) No; it is not linear. B) Yes; it is linear. 2. Identify A) the slope and B) […]
Chapter 2 section 2.6 Which Function Pictured Has The Largest Vertical
Page 1 1. Which choice best describes the graph pictured? A) The slope is negative and the vertical intercept is negative. B) The slope is positive and the vertical intercept is negative. C) The slope is positive and the vertical […]
Chapter 2 section 2.7 Write Linear Function Describing Her Hourly Wage
Page 1 1. Find the equation of the line for the following set of conditions. The slope is –4 and the line passes through the point (3,–6). Write the answer in slope-intercept form, y b mx=+ . 2. Find the […]
Chapter 2 section 2.8 The Amount Weight That Can Lifted
Page 1 1. y is directly proportional to x and y is 17.5 when x is 5. Find a formula to describe y as a function of x. 2. y is directly proportional to x and y is 20.8 when […]
Chapter 2 section 2.9 Page Graph The Function 2 X
Page 1 1. Use the function given to evaluate (5)f for the function 5 4 0 () –3 + 0 5 x for x fx x for x − − = 2. Use the function given […]
Chapter 3 section1 Page 13 Determine Which Ordered Pairs Are
Page 1 1. Determine whether ( ) 4, –4 is a solution to the following system. –6 + 7 –52 –3 + 4 –28 xy xy = = A) It is not a solution. B) It is a solution. 2. […]
Chapter 3 section2 Suppose That The Weekly Quantity Supplied 254
Page 1 1. Solve the system by graphing. 4 + 24 –4 + –24 xy xy = = 2. Solve the system by elimination. A1signA1 B1sign B1 C1 A2signA2 B2sign B2 C2 xy xy = = 3. Solve the system […]
Chapter 3 section3 Page 16 The Grid Provided Graph And
Page 1 1. A company produces a product that sells for $ 22, giving them a revenue of 24x when x units are produced and sold. They have fixed costs of $ 364 and variable costs of $ 18 per […]
Chapter 3 section4 Tax Rate Schedule Below Answer The Questions
Page 1 1. Evaluate the piecewise function. 5 –10 –1 () 8 – 7 –1 x for x fx x for x = Evaluate (–10)f 2. Choose the graph that best fits the function. –5 + 3 […]
Chapter 4 section1 What Values Would Make This True Xb
Page 1 1. Convert to scientific notation. – 7,050,000 2. Convert to decimal notation. – 1.63 · 106 3. Convert to scientific notation. 0.00000573 4. Convert to decimal notation. 1.71 · 10–5 5. Express as a power of 10. 6. […]
Chapter 4 section2 Simplify The Expression Express Your Answer Using
Page 1 1. The land area of the Earth is approximately 1.484 ·108 km2 . In 1980, the population of the Earth was approximately 4,483,000,000. What was the population density (in people/km2) of the Earth in 1980? Round your answer […]
Chapter 4 section3 Simplify The Expression Express Your Answer Using
Page 1 1. Simplify the expression. Express your answer using only positive exponents. 88 64 ab ab 2. Simplify the expression. Express your answer using only positive exponents. 9 –1 34 ab ab 3. Simplify the expression. Express your answer […]
Chapter 4 section4 Earth The Sun Write Your Answer Scientific
Page 1 1. Perform the conversion given that there are 5280 feet in 1 mile. Convert 35 miles to feet. If necessary, round your answer to 6 decimal places. 2. Perform the conversion given that there are /180 radians in […]
Chapter 4 section5 Page The Scale Measures The Hydrogen Ion
Page 1 1. Compare $0.01 and $1,000,000. By how many orders of magnitude do they differ? A) 5 10 B) 5 10− C) 10 10 D) 16 E) 8 2. One earthquake has a Richter number of 5.1. A second […]
Chapter 4 section6 Round The Answer Decimal Places Page 19
Page 1 1. Find c. 10 6,309,573 c= Round your answer to 2 decimal places. 2. Evaluate log(18) 10 exactly. 3. Which of the following statements is equivalent to log( )yx= ? A) 10y x= B) 10x y= C) 10xy […]
Chapter 5 section1 When Event Happens Community News Travels Fast
Page 1 1. For the exponential function given, identify A) the initial value and B) the growth factor. 21 2.5x y= 2. Write an equation in the form x y C a= for an exponential function with initial value 46 […]
Chapter 5 section2 The Halflife Flourine Seconds Sample Initially Contains
Page 1 1. Determine whether the function represents exponential growth or decay. 26 0.1x y= A) Growth B) Decay 2. Determine whether the function represents exponential growth or decay. 30 1.1 x y− = A) Decay B) Growth 3. For […]
Chapter 5 section3 Now Use These Functions Predict How Many
Page 1 1. For an exponential function, () x f x C a= where x is measured in months and (5) 8f= and (11) 22f= Find A) the 4-month growth factor and B) the monthly growth factor. Round answers to […]
Chapter 5 section4 Compared to the function whose graph is given
Page 1 1. Match the function with its graph: 23 x y= A) B) C) D) Page 2 Page 3 2. Match the function with its graph: 1 33 x y = A) B) C) D) Page 4 […]
Chapter 5 section5 Write Your Answer Form And Round
Page 1 1. For the exponential function given, identify A) the initial value and B) the growth (or decay) rate. 4,200 2.2x y= Enter the growth (or decay) rate as a positive number in percentage form. 2. Find an exponential […]
Chapter 5 section6 The Population The World Increased From 561
Page 1 1. The following function gives the value, V, of an investment as a function of y, the years since the original investment: 20 4,600 2y V= Find the doubling time. 2. The following function gives the value, V, […]
Chapter 5 section7 Page 17 9451 Invested 45 How Much
Page 1 1. Find the effective interest rate of an account that pays 8% interest compounded daily (365 times each year). Write your answer as a percent rounded to 2 decimal places, such as 4.13%. 2. Alice invests $9,000 in […]
Chapter 5 section8 Identify The Scale Used The Vertical Axis
Page 1 1. Which of the following functions would appear as a straight line on a semi-log plot? A) 43 –15yx= B) 36 1.1x y= Page 2 2. Which of the following is a semi-log plot of the function 4 […]
Chapter 6 section1 Solve The Equation For 51182 560 Round
Page 1 1. Find a value for a to make the inequality true: 1 8 17,100 8 aa+ 2. Expand the following expression using rules of logarithms: ( ) 65 log A B 3. Expand the following expression using […]
Chapter 6 section2 How Many Years Until The Account Balance
Page 1 1. Expand the following expression using rules of logarithms: ( ) 32 ln m n 2. Expand the following expression using rules of logarithms: ( ) 3 ln m n A) ln(3m) ln(n)+ B) ( ) 3 ln […]
Chapter 6 section3 The Ion Concentration Coffee How Many Times
Page 1 1. Which one of the following is true about the graph of log( )yx= A) It lies to the left of the y-axis. B) It is always decreasing. C) It has a vertical asymptote at x=0. D) It […]
Chapter 6 section4 Find The Exponential Function From The Given
Page 1 1. Which of the following functions would appear as a straight line on a semi-log plot? A) 43 –15yx= B) 36 1.1x y= Page 2 2. Which of the following is a semi-log plot of the function 4 […]
Chapter 7 section1 Round The Answer Decimal Places Page 12
Page 1 1. The function, , gives the perimeter of a square as a function of the length of a side. By what factor does the perimeter increase when the length of a side is tripled? 2. The function, , […]
Chapter 7 section2 The Cost Diamond Directly Proportional The Square
Page 1 1. Determine which one of the following functions is a power function. A) –4 – 5yx= B) 2 57yx=+ C) ( ) 9 3.1 x y= D) 4 14yx= 2. For the power function below identify A) k […]
Chapter 7 section3 Which The Following Describes The Function 3
Page 1 1. Which of the following is the graph of a power function? A) B) C) 2. What description best fits the power function, p y kx= , pictured? A) k is negative and p is odd B) k […]
Chapter 7 section4 Page Which Graph Represents The Function Fx
Page 1 1. For ( ) ( ) 3 3.2 x fx= and 4 ( ) 16g x x= As x→ which of the following is true? A) ( ) ( )f x g x B) ( ) ( )f […]
Chapter 7 section5 Use Only Positive Exponents And Use Fractional
Page 1 1. Given that y is inversely proportional to x, and y = 4 when x = 21. Find a general formula to describe the relationship. 2. Given that y is inversely proportional to x, and y = 10 […]
Chapter 7 section6 Which of the following is the graph
Page 1 1. What description best fits the power function, p y kx= , pictured? A) k is negative and p is negative and odd B) k is positive and p is negative and odd C) k is negative and […]
Chapter 7 section7 Convert the equation to its power function
Page 1 1. Which of the following functions would appear as a straight line on a log-log plot? A) 48+12yx= B) 2 10yx= C) 33 1.2x y= 2. Which of the following is a log-log plot of the function 7 […]
Chapter 9 section1 Select The Equation Whose Graph The Graph
Page 1 1. Select the equation whose graph is the graph of ()y f x= vertically stretched by a factor of 8. A) 0.3 ( )y f x= B) ( ) 0.3y f x=− C) ( 0.3)y f x=+ D) […]
Chapter 9 section2 Evaluate Where Give Decimal Answer
Page 1 1. Evaluate ( ) (0)fg+ where ( ) –8 + 2f x x= and 2 ( ) – 9g x x= 2. Evaluate ( ) (–1)fg− where 2 ( ) 6 + 2f x x= and ( ) […]
Chapter 9 section3 Page 12 Find Polynomial Function With Horizontal
Page 1 1. At most how many turning points does the graph of 86 ( ) –12 + – 8 – 9f x x x x= have? 2. At most how many horizontal intercepts does the graph of 82 ( […]
Chapter 9 section4 State The Domain This Function 15 State
Page 1 1. For the function 1 () 2 +7 fx x = identify any A) vertical asymptotes and B) horizontal asymptotes. Enter the equation of the asymptote (use reduced fractions). 2. For the function 3 – 5 () –5 […]
Chapter 9 section5 Page 18 Use The Tables Evaluate 8
Page 1 1. Find ( ) (–2)fg where ( ) –4 +8f x x= and 2 ( ) 10 – 2g x x= . 2. Find ( ) (3)fg where ( ) –9 + 2f x x= and 2 ( […]
Chapter 9 section6 How Much Should This Person Plan Have
Page 1 1. Find the annual growth factor for a quantity that doubles every 98 days. (Round the answer to 2 decimal places.) 2. Create a function for the diameter of a tumor after t days if the volume of […]
Chapter1_section1 If Jeremy deposits $11,000 into his retirement account
Page 1 1. Below is a pie chart of the sources of points in a College Algebra class. According to the chart, what is the smallest source of points in the class? 2. Below is a pie chart of the […]
Chapter1_section2 Page 14 Use The Graph Below Answer
Page 1 1. Select all of the following ordered pairs that satisfy the equation. 2 – + 6 + 5y x x= A) (–5,7) B) (2,–1) C) (–2,–5) D) (–3,–3) E) (4,1) 2. Which one of the following ordered pairs […]
Chapter1_section3 The Company Will Not Make Trip Longer
Page 1 1. Consider the table giving values for variables x and y. x –6 –3 –1 1 4 y 9 14 2 13 7 Determine whether y is a function of x. A) y is a function of x […]
Chapter1_section4 Solve for y as a function of x and rewrite
Page 1 1. The following table gives values for a function y=f(x). x 2 3 4 5 6 f(x) 10 –10 –3 5 –10 Evaluate f(5). 2. Use the graph to evaluate f(4). A) –1 B) –3 C) 0 D) […]
Chapter1_section5 Identify The Minimum This Function Over The
Page 1 1. Over what interval(s) is the function negative? Write your answer in interval notation. 2. Over what interval(s) is the function positive? Write your answer in interval notation. If two intervals are needed, write your answer in the […]