Find the direction the parabola opens, the coordinates of the vertex, the equation of the axis of symmetry and draw the graph.x = 3(y + 4)2 + 2 
A. 
opens left; vertex (- 2, - 4);
axis of symmetry y = - 4
B. 
opens right; vertex (- 2, - 4);
axis of symmetry y = - 4
C. 
opens right; vertex (2, - 4);
axis of symmetry y = - 4
D. 
opens right; vertex (2, 4);
axis of symmetry y = 4
Answer: C
Mathematics
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The given limit is a derivative, but of what function and at what point?
- 
A. f(x) = 8x3 at x = 2 B. f(x) = 2x3 at x = 8 C. f(x) = 2x3 at x = -8 D. f(x) = 8x3 at x = -2
Mathematics
Perform the indicated operation. Simplify, if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Find the derivative of y with respect to the appropriate variable.y = (1 - 5t) coth-1 
A. 
- 5 tanh-1 
B. 
- 5 coth-1 
C. - 
t
D. (1 - 5t) coth-1 
Mathematics
Solve for x in the proportion.
= 
A. 72
B. 14
C. 
D. 2
Mathematics