Find the coordinates of the vertex and the direction of opening of each parabola.x = (y + 5)2 + 5
A. (-5, -5) opens right
B. (5, 0) opens left
C. (0, 5) opens left
D. (5, -5) opens right
Answer: D
Mathematics
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No function can have both a maximum and a minimum value.
Answer the following statement true (T) or false (F)
Mathematics
Graph the hyperbola.
- 
= 1
A. 
B. 
C. 
D. 
Mathematics
Simplify.
A. 0 B. -91 C. 91 D. 182
Mathematics
Provide an appropriate response.The sets of grades from different classes are recorded. In the first class, the mean is 80 and the standard deviation is 2. In the second class, the mean is 70 and the standard deviation is 5. In the third class, the mean is 72 and the standard deviation is 4. In which class is a student most likely to receive a grade of 72 or lower?
A. First class B. Second class C. Third class
Mathematics