Determine whether or not the relationship shown in the table is a function.
Does the table define x as a function of y?
A. Yes
B. No
Answer: B
Mathematics
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Find the velocity vector in terms of ur and u?.r = a(7 - cos ?) and 
= 5
A. v = (5a cos ?)ur + 5a(7 - sin ?)u? B. v = 5a(7 - cos ?)ur + (5a sin ?)u? C. v = (5a sin ?)ur + 5a(7 - cos ?)u? D. v = (7a sin ?)ur + 7a(5 - cos ?)u?
Mathematics
Construct a truth table for the statement.~q ? (~p ? q)
A. 
| T | T | T |
F T T
F F T
B.
| T | T | F |
F T T
F F T
C.
| T | T | F |
F T T
F F T
D.
| T | T | T |
F T T
F F T
Mathematics
Perform the indicated operation. Write the result in the form a + bi.
A. 
+ 
i
B. 
- 
i
C. 
+ 
i
D. 
+ 
i
Mathematics
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
+ 
D. 
+ 
Mathematics