Determine the standard equation of the ellipse described.Focus at (0, -4); vertices at (0, -8) and (0, 8).
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Answer: B
Mathematics
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Find the square root.
A. 
B. 
C. 
D. 
Mathematics
Establish the identity.
+ 
= -2 csc ?
What will be an ideal response?
Mathematics
The vectors u, v, and w are drawn below. Sketch the given vector. 
v + w
A. 
B. 
C. 
D. 
Mathematics
Make a line graph of the data in the table.The following table shows the number of computer sales made at Computer Buy over five months. Use time on the horizontal scale for your line graph.
What will be an ideal response?
Mathematics