Determine whether the given ordered set of numbers is a solution of the system of equations.(-1, 3, -1.5)
A. Yes
B. No
Answer: B
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Find the x- and y-intercepts of the graph of the given equation, if they exist. Then graph the equation.x = -5
A. x: -5; y: none
B. x: -5; y: none
C. x: none; y: -5
D. x: none; y: -5
Find the vertex, focus, and directrix of the parabola with the given equation.(x - 3)2 = -8(y - 2)
A. vertex: (-3, -2) focus: (-3, -4) directrix: y = 0 B. vertex: (2, 3) focus: (2, 1) directrix: y = 5 C. vertex: (3, 2) focus: (3, 0) directrix: y = 4 D. vertex: (3, 2) focus: (3, 4) directrix: x = 0
Select the correct graph for the following function using a graphing utility.
A. ?
B. ?
C. ?
D. ?
E. ?
The price of an item is given for 2000 and 2007. Find the percent change for the item. ? ? Item20002007 Gallon of regular unleaded Gasoline$1.57 $2.3?
A. 46.5% decrease B. 46.5% increase C. 45.5% increase D. 47.5% decrease E. 48.5% increase