1Tools:★✎▥Chapter 114 · 2022 : B · MATH1 For the system of equations below, what is the value of x + y? 2 x−y =8 x +2y =4 A–1B4C5D20
2Tools:★✎▥Chapter 114 · 2022 : B · MATH1Which of the following is equivalent to 2 (x2 − x) + 3 (x2 − x)? A5x 2 −5xB5x 2 +5xC5xD5x2
3Tools:★✎▥Chapter 114 · 2022 : B · MATH1Which of the following statements is true about the graph of the equation 2y − 3 x= −4 in the xy-plane? AIt has a negative slope and a positive y-intercept.BIt has a negative slope and a negative y-intercept.CIt has a positive slope and a positive y-intercept.DIt has a positive slope and a negative y-intercept.
4Tools:★✎▥Chapter 114 · 2022 : B · MATH1The front of a roller-coaster car is at the bottom of a hill and is 15 feet above the ground. If the front of the roller-coaster car rises at a constant rate of 8 feet per second, which of the following equations gives the height h, in feet, of the front of the roller-coaster car s seconds after it starts up the hill?Ah = 8 s + 15Bh = 15 s + Ch =8s + Dh = 15s + 8
5Tools:★✎▥Chapter 114 · 2022 : B · MATH1C h= 75 h+ 125 The equation above gives the amount C, in dollars, an electrician charges for a job that takes h hours. Ms. Sanchez and Mr. Roland each hired this electrician. The electrician worked 2 hours longer on Ms. Sanchez’s job than on Mr. Roland’s job. How much more did the electrician charge Ms. Sanchez than Mr. Roland?A$75B$125C$150D$275
6Tools:★✎▥Chapter 114 · 2022 : B · MATH1The circle above has center O, the length of arc ADC is 5π , and x = 100. What is the length of arc ABC ?A9πB13πC18πDπ
8Tools:★✎▥Chapter 114 · 2022 : B · MATH12ax −15 = 3 (x +5) +5 (x −1) In the equation above, a is a constant. If no value of x satisfies the equation, what is the value of a? A1B2C4D8
9Tools:★✎▥Chapter 114 · 2022 : B · MATH1A system of three equations is graphed in the xy-plane above. How many solutions does the system have? ANoneBOneCTwoDThree
10Tools:★✎▥Chapter 114 · 2022 : B · MATH1(ax +3)(5x 2 − bx +4) = 20x3 −9x 2 −2x +12 The equation above is true for all x, where a and b are constants. What is the value of ab? A18B20C24D40
11Tools:★✎▥Chapter 114 · 2022 : B · MATH1Which of the following represents all the possible values of x that satisfy the equation above?A0 and 2B0 and 4C–4 and 4D4
12Tools:★✎▥Chapter 114 · 2022 : B · MATH1Which of the following is equivalent to the expression above for x > 0 ?ABCD
13Tools:★✎▥Chapter 114 · 2022 : B · MATH1The graph of the function f in the xy-plane above is a parabola. Which of the following defines f ?A f(x) = 4 (x −3)2 +1B f(x) = 4 (x +3)2 +1C f(x) = (x −3)2 +1D f(x) = 3 (x +3)2 +1
14Tools:★✎▥Chapter 114 · 2022 : B · MATH1y ≥ x +22x +3y ≤ 6In which of the following does the shaded region represent the solutionset in the xy-plane to the system of inequalities above?ABCD
15Tools:★✎▥Chapter 114 · 2022 : B · MATH1What is the set of all solutions to the equation =−x ?A{−1, 2}B{−1}C{2}DThere are no solutions to the given equation
16Tools:★✎▥Chapter 114 · 2022 : B · MATH1What is the volume, in cubic centimeters, of a right rectangular prism that has a length of 4 centimeters, a width of 9 centimeters, and a height of 10 centimeters?Type your answer
17Tools:★✎▥Chapter 114 · 2022 : B · MATH14x +2 = 4If x satisfies the equation above, what is the value of 2x +1 ?Type your answer
18Tools:★✎▥Chapter 114 · 2022 : B · MATH1The figure above shows the complete graph of the function f in the xy-plane. The function g (not shown) is defined by g(x) = f(x) + 6. What is the maximum value of the function g ?Type your answer
19Tools:★✎▥Chapter 114 · 2022 : B · MATH1Triangle PQR has right angle Q. If R = sin4 /5 , what is the value of tan P ?Type your answer
20Tools:★✎▥Chapter 114 · 2022 : B · MATH1The graph of the linear function f is shown in the xy-plane above. The graph of the linear function g (not shown) is perpendicular to the graph offand passes through the point (1,3). What is the value of g(0) ?Type your answer