Determine the vertex of the graph of f.f(x) = - 
(x + 3)2 + 4
A. (3, 4)
B. (-3, 4)
C. (4, -3)
D. (-4, 3)
Answer: B
Mathematics
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Find the vector projv u.v = k, u = 9i + 2j + 6k
A. 
k
B. 
i + 
j + 
k
C. 6k
D. 
i + 
j + 
k
Mathematics
Solve the linear inequality. Other than ?, use interval notation to express the solution set and graph the solution set on a number line.4x + 3 < 27
A. (-?, 6]
B. [6, ?)
C. (-?, 6)
D. (6, ?)
Mathematics
Decide whether the relation is a function.{(-6, 8), (-1, 4), (2, 7), (7, 1)}
A. Not a function B. Function
Mathematics
Perform the indicated operations and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics