Solve the equation.
- 
= 3
A. 2
B. -2
C. 3, 8
D. 2, 38
Answer: D
Mathematics
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Solve by completing the square to obtain exact solutions.x2 + 8x - 9 = 0
A. 1, -9 B. -3i, 3i C. -1, 9 D. 0, -9
Mathematics
Find an equation of a parabola that satisfies the given conditions.Vertex (5, -8), focus (5, -6)
A. (y + 8)2 = 8(x - 5) B. 8(y - 8) = (x + 5)2 C. (x - 5)2 = 8(y + 8) D. y - 8 = 8(x + 5)2
Mathematics
Graph the parabola.8y = -x2
A. 
B. 
C. 
D. 
Mathematics
Use the graph to solve the given equation.x2 - 3x - 10 = 0. y = x2 - 3x - 10
A. -2, 5 B. -5, -2 C. 5, 2 D. -5, 2
Mathematics