Simplify.
A. 
B. 
C. 0
D. 
Answer: D
Mathematics
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Graph the parabola. State the vertex of the parabola.y = -x2 - 2x - 6
A. vertex (1, 5)
B. vertex (-1, -7)
C. vertex (-1, 5)
D. vertex (-1, -5)
Mathematics
Find the dot product v ? w.v = 2i,
w = j
A. 2
B. 0
C. 3
D. 
Mathematics
Simplify. Remember that we have assumed that radicands do not represent the square of a negative number.
A. (z - 6)2
B. 
- 6
C. z - 6
D. z - 
Mathematics
Multiply.14.7 × 5.16
A. 7.5852 B. 75.852 C. 758.52 D. 0.75852
Mathematics