Find the largest open interval where the function is changing as requested.Decreasing f(x) = ?x - 8?
A. (-8, ?)
B. (8, ?)
C. (-?, 8)
D. (-?, -8)
Answer: C
Mathematics
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Bank A pays 5% per year compounded monthly on investments. Bank B pays 5% per year compounded weekly on investments. In which bank should I invest my money?
What will be an ideal response?
Mathematics
Give the coordinates of the vertex and graph the equation in a window that includes the vertex.y = 2x2 - 12x + 22
A. Vertex: (-4, -3)
B. Vertex: (-3, -4)
C. Vertex: (4, 3)
D. Vertex: (3, 4)
Mathematics
Identify the figure as a line, a ray, a line segment, or an angle. Then name the figure using the given points.
A. line; 
B. angle; ?BDG or ?GDB or ?D
C. angle; ?DBG or ?GBD or ?B
D. angle; ?DGB or ?GDB or ?G
Mathematics
Determine whether b is in the column space of A.A = 
, b = 
A. No B. Yes
Mathematics