analytic geometry?

Question

1.The y-intercept of a straight line is best described as

A.the point where the line crosses the x-axis
B.any y-coordinate of a point on the line
C.the x-coordinate when y=0
D.the y-coordinate when x=0



2.What is the slope of the line joining points A (4,-1) and B (-6,-3)?

A.1/5
B.1/2
C.2
D.5

Answer 1

1.D
2.A

k

Answer 2

1.D
2.D