Find an equation of a parabola that satisfies the given conditions.Focus at (8, 0), directrix x = -8
A. 32y = x2
B. 32x = y2
C. 32y2 = x
D. y2 = 32x
Answer: B
Mathematics
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Find the vertex, the focus, and the directrix of the parabola.x2 + 2x - 4y + 17 = 0
A. V: 
; F: (-1, 5), D: y = 
B. V: (1, 4); F: (-1, 5); D: y = 3
C. V: 
; F: (-1, 8); D: y = 0
D. V: 
; F: (-1, 3); D: y = 5
Mathematics
Graph. Label any intercepts and determine the slope of the line. If the slope is undefined, state this.x = 6
A. x-intercept: (0, 6), m: 0
B. x-intercept: (0, 0), m: 6
C. x-intercept: (6, 0), m: undefined
D. x-intercept: (6, 0), m: 
Mathematics
In the figure, 
. If 
, 
, and 
, find QR.
What will be an ideal response?
Mathematics
Estimate the quotient by first approximating the dividend and divisor with numbers that can be divided more easily. 
A. 4 B. 0.4 C. 6 D. 40
Mathematics