Find the vertex, focus, and directrix of the parabola.
?
?
A. Vertex: (0,0); Focus: 
; Directrix: 
B. Vertex: (0,0); Focus: 
; Directrix: 
C. Vertex: (0,0): Focus: 
Directrix: 
D. Vertex: (0,0); Focus: 
; Directrix: 
E. Vertex: (0,0); Focus: 
; Directrix: 
Answer: D
Mathematics
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Use L'H
pital's rule to find the limit.
A. 
B. 
C. - 
D. - 
Mathematics
Provide an appropriate response.If Z = 
, where R = 1,500 and X = 2,200, then Z =
A. 6,363 B. 2,663 C. 3,700 D. 892
Mathematics
Use transformations to graph the function.y = 5 cos x + 2
A. 
B. 
C. 
D. 
Mathematics
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.- 
A. Monomial; variables x, y; coefficient -5; degree 6 B. Monomial; variables x, y; coefficient -5; degree 3 C. Monomial; variables x, y; coefficient -5; degree 9 D. Not a monomial
Mathematics