Find the domain of the vector function r(t) = Figure 3.png)
 multiple choice.png)
 ANSWER.png)
Mathematics
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Find the vertices and foci of the ellipse.196x2 + 81y2 = 15,876
A. Vertices: (0, ±14); Foci: (0, ±
)
B. Vertices: (±14, 0); Foci: (±
, 0)
C. Vertices: (±9, 0); Foci: (±
, 0)
D. Vertices: (0, ±9); Foci: (0, ±
)
Mathematics
Find the requested composition of functions.Given f(x) = 
and g(x) = 8x - 7, find (f ? g)(x).
A. 2
B. 8
C. 2
D. 8
- 7
Mathematics
Solve for the indicated variable.Solve r = 
for ?.
A. ? = 2Ar2
B. ? = 
C. ? = 
D. ? = 
Mathematics
Graph the linear inequality.x - y > -3
A. 
B. 
C. 
D. 
Mathematics