Find the vertex of the graph of the given equation.y = -3x2 + 8x - 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Evaluate.log2
A. x = 6
B. x = -3
C. x = 
D. x = 3
Mathematics
Solve the right triangle.
A = 53.55°, c = 55.9
A. B = 53.55°, a = 45.0, b = 33.2 B. B = 53.55°, a = 33.2, b = 45.0 C. B = 36.45°, a = 45.0, b = 33.2 D. B = 36.45°, a = 33.2, b = 45.0
Mathematics
Solve the equation.
- 
= 
A. 
B. 6
C. 
D. 
Mathematics
Write the first four terms of the sequence whose general term is given.an = (-1)n + 1(n + 4)
A. -6, 7, -8, 9 B. -5, 6, -7, 8 C. 5, -12, 21, -32 D. 5, -6, 7, -8
Mathematics