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Chapter 1 1 Times Product Of Fraction The Number explanation write
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Match the property with the example of it. 1) Identity property 1) A) 3x · 0 =3x B) 3x –3x = 0 C) […]
Chapter 1 2 The Numbers From The Set That
Perform the indicated operations. 117) 4· (–26) + 22 · (–21) 117) A) –566 B) 1722 C) –1722 D) –336 State the phrase as a mathematical expression. Use x to represent the variable. 118) Two times a number 118) A) […]
Chapter 1 3 The Table Shows The Number Pupils
Change the word statement to an equation. Use x as the variable. 205) 12 divided by a number equals 1 3 times that number.” 205) A) 12 x=3x B) 12 x=1 3x C) x 12 =x 3 Provide an appropriate […]
Chapter 10 1 The easiest way to simplify the expression is to multiply both
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Suppose a rectangle has length 39 and width 22. Which of the following is the best estimate of […]
Chapter 10 2 Use the Pythagorean theorem to find the dimensions of the legs
Solve the problem. 99) The length of the diagonal of a box is given by D =L2+W2+H2 where L, W, and H are the length, width, and height of the box. Find the length of the diagonal, D, of a […]
Chapter 10 3 in order to make the denominator the cube root of a perfect cube
Solve the equation. 159) 3x – 2 +11 + x = – 1 159) A) B) {0} C) –5 2 D) {5} Write the number as a product of a real number and i. Simplify the radical expression. 160) […]
Chapter 11 1 Solve the equation by using the square root property
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Graph the parabola. 1) x = (y – 2)2– 3 1) A) B) C) D) Answer: C Explanation: A) B) C) D) 1 […]
Chapter 11 2 If her rate rowing back was 2 mph less than the rate rowing across
Use the quadratic formula to solve the equation. (All solutions are real numbers.) 58) 3x(x + 1) =2 58) A) 1 B) –3+33 6, –3–33 6 C) 1 5 D) 3+33 6, 3–33 6 Identify the vertex of the given […]
Chapter 11 3 Completing The Square Used Derive The
Use the quadratic formula to solve the equation. 121) 2×2= – 5x – 7 121) A) 5 + i 31 4, 5 – i 31 4 B) –5 +31 4, –5 –31 4 C) –5 + i 31 4, –5 […]
Chapter 12 1 The Exponent The Given Logarithm That is Quote
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Graph the inverse of f, given the graph of f below. 1) 1) A) B) C) D) Answer: A Explanation: A) B) C) […]
Chapter 12 2 The accountant then fit both a linear graph and an exponential curve
A) B) C) D) Solve the equation. Give the exact solution. 77) 5x=1 25 77) A) 1 2 B) –2 C) 2 D) 1 5 Answer: B Explanation: A) B) C) D) Solve the equation. 78) 4x=256 78) A) 64 […]
Chapter 12 3 the base of log a, the common logarithm
Rewrite the given expression as a single logarithm. Assume that all variables are defined in such a way that variable expressions are positive and bases are positive numbers not equal to 1. 142) logx28 –logx7 142) A) logx28 logx7 B) […]
Chapter 13 1 Substitution may be used efficiently, since efficient of
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Choose the graph that matches the given function. 1) f(x) =x+ 2 1) A) B) C) D) Answer: D Explanation: A) B) C) […]
Chapter 13 2 What are the two functions y1 and y2 that were used to
39) An ellipse and a hyperbola; four points 39) Answer: Explanation: 21 40) A parabola and a hyperbola; three points 40) Provide an appropriate response. 41) Describe the graph of the solution set of the following inequality: y > x2– […]
Chapter 13 3 The hyperbola shown in the calculator- generated graph was graphed
A) B) C) D) Answer: A Explanation: A) B) C) D) 41 Solve the problem. 76) A satellite is to be put into an elliptical orbit around a moon. The moon is a sphere with radius 165 km. Determine an […]
Chapter 13 4 The sum of the squares of the digits of a positive
The graphing calculator screen shows the graphs of the two given functions, and the display gives the coordinates of one of the solutions. Find the other solution. 115) y = – x2 x + y = – 2 115) A) […]
Chapter 13 5 Solve the equation by using the square root property
The graphing calculator screen shows the graphs of the two given functions, and the display gives the coordinates of one of the solutions. Find the other solution. 139) y =1 2×2 x – y = – 4 139) A) (–2, […]
Chapter 15 1 Assume that all variables represent positive real numbers
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Find the product. 1) (4x + 5)(x – 6) 1) A) x2– 30x – 19 B) x2– 19x – 20 C) 4×2– 20x […]
Chapter 16 1 Use synthetic division to decide whether the given number is a solution
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Use synthetic division to decide whether the given number is a solution of the given equation. 1) x3+ 6×2– 14x + 16; x […]
Chapter 17 1 For a certain system of two linear equations the values of the
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Evaluate the determinant. 1) 0–3 1 0 1) A) –3 B) 3 C) –2 D) 0 2) –10 8 0–4 2) A) 32 […]
Chapter 2 1 January April Least 384 Miles How Manymiles
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Which equation does not require the use of the multiplication property of equality to solve the equation? 1) […]
Chapter 2 2 At least how many green marbles does it have
Solve the problem. 94) If the first and third of three consecutive odd integers are added, the result is 69 less than five times the second integer. Find the third integer. 94) A) 21 B) 23 C) 46 D) 25 […]
Chapter 2 3 Formula Given Along With The Values All
A formula is given along with the values of all but one of the variables in the formula. Find the value of the variable not given. 169) I = prt; I =8.8, p =110, r =0.08 169) A) 0.7744 B) […]
Chapter 3 1 Let The total Cost Dollars Subscribing Cable Tv
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Choose the line that most closely resembles the graph of the given equation. 1) y =3x + 4 1) A) B) C) D) […]
Chapter 3 2 Suppose that sales of a particular brand of appliance satisfy the
Solve the problem. 38) Suppose that during a certain step in a chemical manufacturing process the amount of hydrogen sulfide dissolved in a solution, measured in parts per million (ppm), is related to the elapsed time measured from the beginning […]
Chapter 3 3 The table lists the average annual cost
78) 2x – 3y =6 78) A) B) C) D) For the given equation, complete the table of values and plot the resulting ordered pairs. 41 Answer: C Explanation: A) B) C) D) 79) x + 5 = 0 x […]
Chapter 3 4 What were the total sales for the first 6 months of 2007
Give the ordered pairs for the points labeled on the graph. 112) 112) A) A(–3, 3); B(6, –2) B) A(–3, 0); B(–6, –2) C) A(–3, 0); B(6, –2) D) A(3, 0); B(6, –2) Answer: C Explanation: A) B) C) D) […]
Chapter 3 5 Graph the equation and use the graph to estimate the depth of
C) D) Graph the line through the given point with the given slope. 144) (0, 6), m = – 1 5 144) A) B) 81 Answer: D Explanation: A) B) C) D) C) D) Decide whether the slope is positive, […]
Chapter 3 6 Label the axes and show where the solution is located on the graph
Find an equation in slope–intercept form of the line satisfying the specified conditions. 191) Through (3, –10), parallel to 4x + 7y = – 16 191) A) y = – 4 7x –58 7 B) y =4 7x +58 7 […]
Chapter 3 7 Then use these values to write an equation of the line in slope
D) Decide whether or not the ordered pair is a solution to the equation. 215) 5x + y =24; (4, 4) 215) A) No B) Yes Graph the linear equation. 216) 2x – y = – 4 216) A) B) […]
Chapter 4 1 What must be done to the dividend before beginning the “long division”
Exam Name___________________________________ SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. Provide an appropriate response. 1) What must be done to the dividend before beginning the “long division” process for (4y3+ 3y4+ 9y2+ […]
Chapter 4 2 The Product Rule Possible Simplify The
Use the power rules for exponents to simplify. Write the answer in exponential form. 99) (–23)6 99) A) 29 B) –29 C) –218 D) 218 Simplify by writing the expression with positive exponents. Assume that all variables represent nonzero real […]
Chapter 4 3 Simplify by writing the expression with positive exponents
Perform the division. 176) z3– 125 z – 5 176) A) z2+ 5z – 25 B) z2– 5z + 25 C) z2+ 5z + 25 D) z2+ 10z + 25 Solve the problem. 177) Determine a polynomial that represents the […]
Chapter 5 1 Why is Maria’s equation not very useful
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Determine the correct factored form of the given equation. 1) 3×2+ 6x – 45 1) A) (x + 3)(x – 5) B) 3(x […]
Chapter 5 2 If an object is thrown upward with an initial velocity of 48
101) x2+ 2x – 120 101) A) Prime B) (x + 12)(x – 10) C) (x – 12)(x + 1) D) (x – 12)(x + 10) Factor completely. If the polynomial is prime, say so. 102) 15y2–18y 102) A) –3y(5y […]
Chapter 5 3 The height of a box is 3 inches. Its length is 4 inches
153) 7x2y4+42x2y3= 7x2y3( ) 153) A) y +6×2 B) 7y +6x C) x2y +6 D) y +6 154) –14z9= – 2z7( ) 154) A) 28z B) 7z7 C) 7z2 D) –7z2 Answer: C Explanation: A) B) C) D) Factor out […]
Chapter 6 1 Explain the difference between adding rational expressions
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Find the expression that is equivalent to the given rational expression. 1) –x +9 x –14 1) A) – x –9 x –14 […]
Chapter 6 2 Find The Speed The Boat Still Water a
Rewrite the rational expression with the indicated denominator. 87) 5(x +1) x(x –4) =? x3–9×2+20x 87) A) 5(x +1)(x –4) x3–9×2+20x B) (x +1)(x –5) x3–9×2+20x C) 5(x +1)(x –5) x3–9×2+20x D) 5(x +1)(x +5) x3–9×2+20x Multiply or divide. Write […]
Chapter 6 3 Find the numerical value of the rational expression for the given
Solve the problem. 164) A quantity, 2 3 of it, 1 2 of it, and 1 7 of it, added together, equals 22. What is the quantity? 164) A) 97 42 B) 42 97 C) 2134 42 D) 924 97 […]
Chapter 6 4 We do not clear fractions when adding rational expressions
Solve the formula for the specified variable. 207) PV T=pv t for P 207) A) P =pv tTV B) P =tvT pV C) P =pvV tT D) P =pvT tV Solve the equation. 208) 6 m + 5 = 1 […]
Chapter 7 1 Choose The Screen Which Best Represents The given
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. The graphing calculator screens show a system and the point of intersection. Choose the screen which best represents the given system. 1) y […]
Chapter 7 2 Find The Number Of hours Plumber Worked The
Choose the graph that matches the equation. 25) y = – 2x + 3 25) A) B) C) D) Answer: C Explanation: A) B) C) D) 21 Find the equations of the system shown on the graphing calculator screen. 26) […]
Chapter 7 3 Three times the length of the longest side minus the length of
Complete the table for the equation. 97) y + 4x = – 16 x y –6 48 0 97) A) 8; –16; –16 B) 8; –16; 0 C) 8; – 48; 48 D) –6; –16; –16 Solve the problem. 98) […]
Chapter 7 4 The lines intersect at exactly one point: one solution
Solve the system by substitution or elimination. If a system is inconsistent or has dependent equations, say so. 130) x – y + 2z = – 3 3x + z =0 x + 4y + z =12 130) A) ; […]
Chapter 8 1 put a wallpaper border around the room at the ceiling
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Determine which of the following is used to solve the inequality ax + b > c , for […]
Chapter 8 2 then write the solution set in interval notation
Express the set in the simplest interval form. 44) (–4, 4) [–3, 7] 44) A) (–4, 4) B) [–3, 4) C) [–3, 7] D) (–4, 7] Solve the inequality. Give the solution set in both interval and graph forms. […]
Chapter 8 3 The boundary of the graph of the linear inequality will be a
A) B) C) D) Answer: D Explanation: A) B) C) D) 41 For the compound inequality, give the solution set in both interval and graph forms. 81) 4x > 4 and x + 5 < 5 81) A) [–1, 0] […]
Chapter 8 4 If an in equality is given, then write the solution set in
Solve the given equation or inequality. If an equation is given, then write the solution set in set notation. If an inequality is given, then write the solution set in interval notation. 122) |4x – 9| – 1 < – […]
Chapter 8 5 Each decorator has one gallon of paint and three rolls of
Solve the equation. 153) b + 4 =5 153) A) {1, –9} B) C) {1} D) {–1, 9} Solve the given equation or inequality. If an equation is given, then write the solution set in set notation. If an […]
Chapter 9 1 year college who believed that after graduating they would be
Exam Name___________________________________ MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Which one of the following does not define y as a function of x? 1) A) x y […]
Chapter 9 2 For the pair of functions, find the quotient
For the pair of functions, find the quotient f g(x) and give any x–values that are not in the domain of the quotient function. 79) f(x) =x2– 2x – 8, g(x) = x – 4 79) A) x + 2; […]
Chapter 9 3 any two of the following ordered pairs
140) The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 4 amperes when the resistance is 842 ohms. What is the current when the resistance is 803 ohms? 140) A) […]