Find an equation for the parabola described.Vertex at (9, -2); focus at (9, -3)
A. (y - 2)2 = -24(x + 9)
B. (y - 2)2 = 24(x + 9)
C. (x - 9)2 = 4(y + 2)
D. (x - 9)2 = -4(y + 2)
Answer: D
You might also like to view...
Answer true or false.If the two equations in a system of linear equations are added and the result is 
the system has no solution.
A. True B. False
Write the sentence as an inequality in two variables. Then graph the inequality.The y-variable is at most 2 less than the product of -5 and the x-variable.
A. y ? -5x - 2
B. y ? -5x - 2
C. y ? -5x + 2
D. y < -5x - 2
Perform the indicated operation. Express your answer in simplest form.
+ 
A. 
B. 
C. 
D. 
Use properties of logarithms to write the expression in terms of logarithms of x, y, z.log2 
A. 4 log2 x + 5 log2 y + log2 5 B. 4 log2 x + 5 log2 y - log2 5 C. (4 log2 x)(5 log2 y) - log2 5 D. 4 log2 x - 5 log2 y - log2 5