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1.  An equation of the line through the points (-3,-4) and (1,4) is

a.  y = -2x-10

b.  y = 2x+ 2

c.  y = -(1/2)x + (9/2)

d.  y = -2x +6

e.  y = (1/2) x - (5/2)

2.  Express \( [2, \infty) \cap (-\infty, 4)\) as an interval

a.  \((2, 4)\)

b.  \([2, 4)\)

c.  \((4, \infty)\)

d.  \((-\infty, \infty)\)

e.  \([4, \infty)\)

3.  If two distinct points on a line have the same x coordinate,

a.  The line goes up to the right.

b.  The line goes down to the right.

c.  The line is vertical.

d.  The line is horizontal.

e.  No conclusion can be drawn.