Use the given conditions to find an equation in slope-intercept form of each of the nonvertical lines. Write vertical lines in the form x = h.Parallel to y = 0; passing through (-2, 9)
A. y = 9
B. y = 2
C. x = -9
D. x = -2
Answer: A
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Design a sine function with the given properties.It has a period of 24 hr with a maximum value of 15 at t = 6 hr and a minimum value of 5 at 
A. 10 sin
+ 10
B. 5 sin
+ 10
C. 5 sin
+ 10
D. 5 sin
+ 5
Evaluate the double integral over the given region.
R: 5 ? x ? 6, 1 ? y ? 6
A. 
B. 
C. 
D. 
Find the vertex, focus, and directrix of the parabola with the given equation.(y - 4)2 = -16(x - 2)
A. vertex: (4, 2) focus: (0, 2) directrix: x = 8 B. vertex: (-2, -4) focus: (-6, -4) directrix: x = 2 C. vertex: (2, 4) focus: (6, 4) directrix: x = -2 D. vertex: (2, 4) focus: (-2, 4) directrix: x = 6
Use addition to check the subtraction problem. If the answer is incorrect, find the correct answer.
39
A. Incorrect; should be 28 B. Correct C. Incorrect; should be 37 D. Incorrect; should be 38