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Chapter 1 1 Which equation corresponds to Y2 in the table
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Match the graph with its function using the x–intercepts. 1) 1) A) y =x–2+x–1+ 2 B) y =x–2–x–1+ 2 C) y =x–2–x–1– 2 […]
Chapter 1 2 People Who Use The Train Also Have
Solve the radical equation, and check all proposed solutions. 56) 2x + 3 =4x – 5 56) A) 11 2 B) 11 –69 8, 11 +69 8 C) 11 +69 8 D) Solve the problem. 57) The formula C […]
Chapter 1 3 What The Length The Diagonal Of this Paper a
Solve the problem. 113) ABC phone company charges $23 per month plus 8¢ per minute of phone calls. XYZ phone company charges $11 per month plus 11¢ per minute of phone calls. How many minutes of phone calls in a […]
Chapter 1 4 At what time was the temperature the highest
Solve the absolute value inequality. Other than , use interval notation to express the solution set and graph the solution set on a number line. 182) |x + 7| + 5 7 182) A) [–9, –5] B) (–, –9] […]
Chapter 1 5 The formula for converting Fahrenheit temperature
Solve the linear inequality. Other than , use interval notation to express the solution set and graph the solution set on a number line. 203) x –5 20 x –4 24 +1 120 203) A) (–, 11] B) (11, ) […]
Chapter 2 1 What is the charge for using 300 kilowatts in one month
Exam Name___________________________________ SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Solve the problem. 1) An electric company has the following rate schedule for electricity usage in single–family residences: Monthly service charge $4.93 […]
Chapter 2 2 but that no more than 641 units can be sold at that price
Use the given conditions to write an equation for the line in slope–intercept form. 45) Slope =4 5, passing through (2, 7) 45) A) y = mx +27 5 B) y =4 5x –27 5 C) y =4 5x + […]
Chapter 2 3 The average value of a certain type of automobile was $14,640
C) D) Find the domain of the indicated combined function. 84) Find the domain of (fg)(x) when f(x) =5x +3 and g(x) =3x –7. 84) A) Domain: [0, ) B) Domain: (–, ) C) Domain: –7 3, D) Domain: […]
Chapter 2 4 Does the graph represent a function that has an inverse
122) –1 2x + y –4= 0 122) A) intercepts: (0, 4), (–8, 0) B) intercepts: (0, 4), (–4, 0) C) intercepts: (0, 4), (8, 0) D) intercepts: (0, –8), (8, 0) Answer: A Explanation: A) B) C) D) 61 […]
Chapter 2 5 Let The Cost Making Call Lasting Minutes
161) h(x) =(x + 2)3+ 5 161) A) B) C) D) Answer: D Explanation: A) B) C) D) 81 Use the graph of f to draw the graph of its inverse function. 162) 162) A) B) Answer: A Explanation: A) […]
Chapter 2 6 Write the standard form of the equation of the circle
Identify the intervals where the function is changing as requested. 190) Constant 190) A) (2, ) B) (1, 2) C) (–1, 1) D) (–2, –1) Begin by graphing the standard cubic function f(x) =x3. Then use transformations of this graph […]
Chapter 3 1 What The Maximum Height The Arrow a
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Use the Leading Coefficient Test to determine the end behavior of the polynomial function. Then use this end behavior to match the function […]
Chapter 3 2 What does this mean about what will eventually happen
Divide using synthetic division. 41) x5+x3– 5 x – 2 41) A) x4+ 2×3+ 5×2+ 10x + 20 +35 x – 2 B) x4+ 3×2+1 x – 2 C) x4+ 2×3+ 4×2+ 9x + 18 +31 x – 2 D) […]
Chapter 3 3 This data can be approximated using the third- degree polynomial
C) D) Graph the rational function. 95) f(x) =6 x2+4x +4 95) A) B) 41 Answer: C Explanation: A) B) C) D) C) D) Use Descartes’s Rule of Signs to determine the possible number of positive and negative real zeros […]
Chapter 3 4 If the force acting on an object stays the same
Solve. 150) If the force acting on an object stays the same, then the acceleration of the object is inversely proportional to its mass. If an object with a mass of 28 kilograms accelerates at a rate of 6 meters […]
Chapter 3 5 A Falls The Left And Rises The
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation. 187) 3×2– 4x 7 187) A) –1, 7 3 B) –1, 7 3 C) (–, –1) 7 3, D) […]
Chapter 4 1 What annual rate of return will he need to get in order
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. The graph of an exponential function is given. Select the function for the graph from the functions listed. 1) 1) A) f(x) =3x+ […]
Chapter 4 2 Use properties of logarithms to condense the logarithmic
55) Use the graph of log 5x to obtain the graph of f(x) =2log 5x. 55) A) B) C) D) Answer: D Explanation: A) B) C) D) 21 56) Use the graph of f(x) =ex to obtain the graph of […]
Chapter 4 3 The population of a certain country is growing at a rate
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator. 117) log 53x 117) A) log 53+log 5x B) 1 2log 53x C) log 53+1 2log 5x D) […]
Chapter 4 4 the power gain G, in decibels, for an amplifier
Solve. 170) The function A =A0e–0.01155x models the amount in pounds of a particular radioactive material stored in a concrete vault, where x is the number of years since the material was put into the vault. If 700 pounds of […]
Chapter 5 1 Let Represent The number Sold Out Performances And
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Write the partial fraction decomposition of the rational expression. 1) x2– 111 x4–x2– 72 1) A) 1 x + 3 –1 x – […]
Chapter 5 2 An- Mei owns a business making and selling jackets
A) B) C) D) Solve the system by the addition method. 50) y =x2+ 6 y = – x2+ 10 50) A) {( 2, 8), ( 2, –8), (–2, 8), (–2, –8)} B) {( 2, 8), ( 2, –8)} C) […]
Chapter 5 3 Solve The System The Method Your Choice
Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets. 92) x 3+y 6= 1 x 4–y 8= 0 92) A) 3 […]
Chapter 5 4 Twice the number of two- point field goals the player made
C) D) Solve the system of equations. 137) x – y + z = – 7 x + y + z =1 x + y – z =9 137) A) {(1, 4, –4)} B) {(4, –4, 1)} C) {(1, –4, […]
Chapter 5 5 Mrs. White wants to crochet hats and afghans for a church
An objective function and a system of linear inequalities representing constraints are given. Graph the system of inequalities representing the constraints. Find the value of the objective function at each corner of the graphed region. Use these values to determine […]
Chapter 6 1 that represents a digital photograph of the shape to solve
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Use Cramer’s rule to determine if the system is inconsistent system or contains dependent equations. 1) –2x – 7y= – 47 –4x – […]
Chapter 6 2 Christmas Wreath Takes 3 hours Prepare Hours Paint
Evaluate the determinant. 59) 125 254 125 59) A) –16 B) 106 C) 0 D) 1 60) –8–4 –4 6 60) A) –32 B) 56 C) 64 D) –64 Answer: D Explanation: A) B) C) D) Find values for the […]
Chapter 6 3 He wants to limit his food intake to 133 g protein
Find the product AB, if possible. 115) A =3–2 1 0 4 –3, B =5 0 –2 2 115) A) 15 –10 5 –612 –8 B) 15 –6 –10 12 5–8 C) 15 0 0 8 D) AB is not […]
Chapter 7 1 explanation Foci And find The Standard Form
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Match the equation to the graph. 1) y2=9x 1) A) B) C) D) 1 Answer: C Explanation: A) B) C) D) 2) y2= […]
Chapter 7 2 Satellite Following The Hyperbolic Path Shown
30) y2= – 5x 30) A) B) C) D) Answer: A Explanation: A) B) C) D) 21 Convert the equation to the standard form for a hyperbola by completing the square on x and y. 31) x2–y2+ 6x + 2y […]
Chapter 7 3 he towers are both 16 inches tall and stand
Find the focus and directrix of the parabola with the given equation. 72) y2=24x 72) A) focus: (6, 0) directrix: x =6 B) focus: (6, 0) directrix: x = – 6 C) focus: (0, 6) directrix: y = – 6 […]
Chapter 7 4 Where will the ship reach shore if it were to follow the hyperbola
A) B) C) D) Solve the problem. 105) A bridge is built in the shape of a parabolic arch. The bridge arch has a span of 156 feet and a maximum height of 25 feet. Find the height of the […]
Chapter 8 1 What is the probability that a card drawn from a deck of 52
Exam Name___________________________________ SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. A statement Sn about the positive integers is given. Write statements S1, S2, and S3, and show that each of these statements […]
Chapter 8 2 Kurt deposits $200 each month into an account
Use the formula for the general term (the nth term) of an arithmetic sequence to find the indicated term of the sequence with the given first term, a1, and common difference, d. 68) Find a 32 when a1= – 9, […]
Chapter 8 3 Find the sum of the even integers between 21 and 49
Find the indicated sum. 131) Find the sum of the even integers between 21 and 49. 131) A) 455 B) 560 C) 525 D) 490 Write the first four terms of the sequence whose general term is given. 132) an=9n […]