Simplify the expression.
1/2
A. 4
B. - 
C. -4
D. 
Answer: D
Mathematics
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Decide whether the graph opens up or opens down.f(x) = 5(x - 2)2 + 6
A. opens up B. opens down
Mathematics
Write the coordinates of each point in the graph.
A. (5, 2); (-6, 4) B. (2, 26); (4, -6) C. (5, 2); (4, -6) D. (5, 4); (2, 4)
Mathematics
Use the graph of f to determine the intervals where f is increasing and where f is decreasing.
A. increasing: (-?, 2]; decreasing [2, ?) B. increasing: [2, ?); decreasing (-?, 2] C. increasing: (-?, ?); decreasing: never D. increasing: (-?, 0]; decreasing [0, ?)
Mathematics
Solve the equation and express the solution in exact form.ln(-x) + ln 4 = ln(3x - 9)
A. 
B. 
C. ?
D. 
Mathematics