Find the slope of the line passing through the pair of points or state that the slope is undefined.(8, 5) and (2, 1)
A. 
B. 
C. 
D. - 
Answer: B
Mathematics
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Find the indicated vector.Let u = 
, v = 
. Find u + v.
A. 
B. 
C. 
D. 
Mathematics
Find the greatest common factor of the numbers.480, 2700
A. 180 B. 60 C. 480 D. 30
Mathematics
Give the focus, directrix, and axis for the parabola.y2 = 40x
A. (10, 10), x = 10, x-axis B. (10, 0), x = -10, y-axis C. (10, 0), x = -10, x-axis D. (0, 10), y = -10, y-axis
Mathematics
Find the equation of the hyperbola satisfying the given conditions.Foci: (±13, 0); the length of the transverse axis is 24
A. 
- 
= 1
B. 
- 
= 1
C. 
+ 
= 1
D. 
- 
= 1
Mathematics