1st Semester Review Multiple Choice Identify the choice that best completes the statement or answers the question. 4 Which of the following graphs represents a 1 What quadrant is the point located? negative function? A Quadrant I y A B Quadrant II C Quadrant III D Quadrant IV 2 Lindsay is reading a novel. She has already read 58 pages and she reads 26 pages a day. Which equation represents the number of pages p she reads in terms of the number of days n that she reads? A B C D x B y 3 A linear relationship is shown in this table. x f(x) 0 -3 1 -1 2 1 3 ? What is the value of the function when x is 3? A B C D x C y 2 3 4 5 x D y x 5 Graph A using x and y intercepts. y 1 –5 –4 –3 –2 –1 –1 1 x C 0 D undefined –2 –3 –4 8 The table below represents a function. Find the slope of the graph of the function. –5 y B 7 What is the slope of the line that passes through the points (-3, -1) and (-1, -1) A 2 B x y 5 2 1 4 4 6 7 8 10 4 A 3 2 B 1 –1 –1 1 2 3 4 5 x y C 4 3 2 1 –2 –1 –1 1 2 3 4 x 1 2 3 4 x –2 y D –2 –1 –1 –2 –3 –4 –5 –6 6 What is the slope of the line containing the points (2, -3) and (6, -1)? A -2 B C 2 D C 3 D 5 9 In which equation does the value 5 represent the slope of the line? A B C D 10 Which graph represents a line with a slope of and has a y-intercept of -2? A y 3 2 1 –3 –2 –1 –1 1 2 A 0 B 2 C x 3 12 A functional relationship is shown in the table below. Find f(3). x f(x) 0 3 1 5 2 7 3 9 –2 –3 D 9 B y 3 13 Which equation matches the graph below? y 2 3 1 –4 –3 –2 –1 –1 1 2 3 4 2 x 1 –2 –3 –3 –2 –1 1 2 3 x –1 y C –2 3 –3 2 1 –4 –3 –2 –1 –1 1 2 3 4 x –2 C D –3 y D A B 14 Which inequality describes the graph? 5 y 8 4 6 3 –3 –2 2 4 1 2 –1 –1 1 2 3 –8 x –6 –4 –2 –2 –4 –6 11 What is the equation of the line that has a slope of -4 and a y-intercept of 1? A B C D –8 A B C D 2 4 6 8 x 15 Which of the following relations is a function? A {(-4, 16), (-2, 4), (0, 0), (-4, 4)} B {(-4, 16), (-2, 4), (0, 0), (-2, 4)} C {(-4, 16), (-2, 4), (-4, 0), (2, 4)} D {(-4, 16), (-2, 4), (0, 0), (2, 4)} 16 John owns a lawn mowing business. He charges different prices for mowing lawns of different sizes. Which of these accurately identifies the dependent and independent variables? A Independent: yard size Dependent: type of business B Independent: yard size Dependent: price charged C Independent: type of business Dependent: price charged D Independent: price charged Dependent: lawn size 17 The function below shows the cost of a large topping pizza with different number of toppings (t). Before tax, Carla paid $19.00 for a large pizza. How many toppings were on Carla’s pizza? A 6 B 7 C 8 D 9 20 What is the equation of the line that passes through the points in the table? x y -4 1 0 3 1 3.5 A B C D 21 Write in standard form. A B C D 22 Which is an equation of a line that is perpendicular to the line represented by ? A B C D 18 What is the equation of the line with a slope of -1 that passes through (5, 4)? A B C D 19 What is the equation of a line that passes through the points (-3, 2) and (6, 8)? A B C D 23 Which line containing the point (-1, -2) is parallel to the graph of ? A B C D 24 Which is an equation of a line that is parallel to the y-axis? A B C D 25 Which equation represents the line of best fit for the scatter plot? y 27 Which of these scatter plots is described by the line of best fit with the equation ? y A 2 2 1 1 –1 –1 1 2 3 4 5 6 7 –2 x –1 –1 –2 –2 –3 –3 –4 –4 1 2 3 4 x 1 2 3 x 1 2 3 x 1 2 3 x –5 y B 4 A B C D 3 2 1 –3 –2 –1 –1 –2 26 The graph shows Erin’s time for a one-mile run each week for 8 weeks. y C 3 2 Minutes 1 –3 13 –2 –1 –1 –2 –3 12 y D 11 4 3 2 10 1 –3 9 1 2 3 4 5 6 7 8 9 W eeks –2 –1 –1 –2 Using a line of best fit for the data, which is the best prediction of Erin’s time in week 10? A B C D 11.5 minutes 10.5 minutes 9.5 minutes 8.5 minutes 28 The scatter plot below shows data about the amount of money earned from selling used lawn mowers. y A Price 3 120 2 110 1 100 90 –3 80 –2 –1 1 2 3 x 1 2 3 x 1 2 3 x 1 2 3 x –1 70 –2 60 –3 50 40 y B 30 3 20 2 10 1 1 2 3 4 5 6 7 Age –3 –2 –1 –1 Which is the correct interpretation of the graph? A The price increases as the age increases. B The price becomes negative as the age decreases. C The price decreases as the age increases. D The price decreases as the age decreases. –2 –3 y C 3 2 1 29 What happens to the y-intercept of the graph of when the equation is changed to ? A The y-intercept does not change. B The y-intercept changes from 0 to 3. C The y-intercept changes from 0 to -3. D The y-intercept becomes equal to the x-intercept. –3 –2 –1 –1 –2 –3 y D 3 30 Which function describes the graph of translated 2 units to the left and 1 unit up? A B C D 2 1 –3 –2 –1 –1 –2 –3 31 Which graph shows points of a nonlinear relation? 32 Which number line shows the correct solution to the inequality ? A –4 –3 –2 –1 0 1 2 3 4 –4 –3 –2 –1 0 1 2 3 4 B C –4 –3 –2 –1 0 1 2 3 4 –4 –3 –2 –1 0 1 2 3 4 D 33 Evaluate A -30 B -6 C 6 D 30 for x = -2. 38 Evaluate the expression 3. A -12 B -18 C 36 D 6 for x = -1 and y = 39 Megan baked 30 muffins with 6 ounces of blueberries. How many muffins could she bake with one ounce of blueberries? A 4 muffins B 5 muffins C 36 muffins D 11 muffins 34 Simplify A B C D 35 Solve A A B C D 40 What is the domain of the relation below? (-4, 0), (3, 7), (9, 9), (8, -5) A {(-4, 0), (3, 7), (9, 9), (8, -5)} B {-5, -4, 0, 3, 7, 8, 9} C {-5, 0, 7, 9} D {-4, 3, 8, 9} for r. 41 What is the slope of the line below? B y 2 C 1 D –4 –3 –2 –1 –1 –2 36 Solve the equation A -11 B -1 C D 3 –3 . –4 –5 –6 A -3 B C D 3 37 What best represents the following? 5 more than twice a number n. 1 2 3 4 x
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