Translate using numbers and symbols.The product of four and a number
A. n - 4
B. n + 4
C. 
D. 4n
Answer: D
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Find the indicated vector.Let u = 
, v = 
. Find u + v.
A. 
B. 
C. 
D. 
Provide the proper response.It can be shown that a hyperbola with center at the origin, foci at 
and 
and equation 
has equation 
Use this result to find an equation of a hyperbola with center at the origin, foci at 
/> and 
and absolute value of the distances from any point of the hyperbola to the two foci equal to 6.
A. 
- 
= 1
B. 
- 
= 1
C. x2 - y2 = 6
D. 
- 
= 1
Perform the indicated operation and reduce to lowest terms.
+ 
A. 
B. 
C. 
D. 
Solve.While looking through the properties of her 3 - 1/2 inch diskette, Amy noticed that 
of the space on the disk was not being used. She deleted four files that were using 
of the disk space. What fractional part of the disk space was free after she deleted the four files?
A. 
of the disk was free
B. 
of the disk was free
C. 
of the disk was free
D. 
of the disk was free