Consider this graph of a line that passes through the points (0,0) and (5, 30).
Phone Call Payment Plan
40
30
Cost of Call (cents)
20
10
0
1 2 3 4 5
Number of Minutes
Which equation represents the cost of a phone call, c, in cents, after m
minutes, according to the payment plan?

Restrictions on f(x) = 1/x+5 and g(x) = x-2

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.