1 (1 point) Solve the problem. A gas station sells 4820 gallons of regular unleaded gasoline on a day when they charge $1.35 per gallon, whereas they sell 3862 gallons on a day that they charge $1.40 per gallon. Find a linear function that expresses gallons sold as a function of price. Question 1 options: a) G(p) = -19,160p + 30,669.8 b) G(p) = -19,160p + 30,664.2 c) G(p) = -19,160p + 30,702 d) G(p) = -19,160p + 30,686 Save Question 2 (1 point) Solve the problem. The population of a formerly endangered mouse is now on the rise. The population, N, over the last 8 years can be represented with the following graph: When was the mice population the lowest? Question 2 options: a) b) c) d) Save Question 3 (1 point) Just before the end of the second year. Just after the end of the third year. At the beginning of the 8 year period. During the fifth year. Determine whether or not the relationship shown in the table is a function. Does the table define test score as a function of name? Question 3 options: a) Ye s b) N o Save Question 4 (1 point) Decide whether or not the equation defines y as a function of x. y= Question 4 options: a) N o b) Ye s Save Question 5 (1 point) Decide whether or not the arrow diagram defines a function. Domain Range Question 5 options: a) Ye s b) N o Save Question 6 (1 point) Evaluate the function. Given f(x) = x2 - 5x + 7, find f(3). Question 6 options: a 1 ) b) 3 1 c) 13 d) 1 7 Save Question 7 (1 point) Find the domain of the function. y= Question 7 options: a) (7, ) All real numbers except 7 b) c) (-, 7) d) All real numbers except -7 Save Question 8 (1 point) Write the equation of the line whose graph is shown. Question 8 options: y= a) x2 b) y= 3x + 6 c) y= 6x 2 d) y= -6x 2 Save Question 9 (1 point) Write an equation of the line through the given point with the given slope. Write the equation in slope-intercept form. (3, -3); m = -6 Question 9 options: a) y= -6x + 16 b) y= -6x + 15 c) y= 6x + 14 d) y= -6x + 13 Save Question 10 (1 point) Write the equation of the line using the information given about its graph. Slope - , y-intercept 3 Question 10 options: y=a) x3 y=b) 3 c) y= x+3 y= d) - x 3 Save Question 11 (1 point) Write the slope-intercept form of the equation for the line passing through the given pair of points. (-8, 0) and (9, 2) Question 11 options: y=- a) b) y=- x+ c) y= x+ y= d) x+ Save Question 12 (1 point) Write the equation of the line with the given conditions. passing through (5, 5) and parallel to the line with equation 5x + y = 4 Question 12 options: a) b) y=5x + 30 y= 5x 30 y=c) x6 d) y=5x 30 Save Question 13 (1 point) Find the x- and y-intercepts of the graph of the given equation, if they exist. Then graph the equation. -6x - 18y = 36 Question 13 options: a) x: -6; y: -2 x: -2; y: -6 b) c) x: -2; y: 6 x: 6; y: -2 d) Save Question 14 (1 point) Find the slope of the line (if it exists) and the y-intercept (if it exists). 4y = 36 Question 14 options: a) Slope undefined; yintercept (9, 0) b) Slope undefined; yintercept (0, 9) c) Slope 0; yintercept (9, 0) d) Slope 0; yintercept (0, 9) Save Question 15 (1 point) Find the slope of the line through the pair of points. (8, -8) and (-2, -4) Question 15 options: a) b) c) d) Save Question 16 (1 point) Graph the function with a graphing utility. y = -x2 - 2x - 6 Question 16 options: a) b) c) d) Save Question 17 (1 point) Graph the equation. y = 2x + 4 Question 17 options: a) b) c) d) Save Question 18 (1 point) Solve the problem. A boat is moving away from shore in such a way that at time t hours its distance from shore, in kilometers, is given by the linear function distance from shore? Question 18 options: What is the rate of change of the a) 6.1 m/s b) 3.5 m/s c) d) Save 3.5 km/h r 6.1 km/hr