Find the coordinates of the midpoint of as of a(-4, 7) and s(5,3)
(1, 10)
)
6,5)
(4,2)

Find the cosine function that is represented in the graph.

Expresa commuter train leaves downtown sation and travels at a average speed of 55 miles per hour towards the north side sation, which is 50miles away. thirty minutes later, express commuter train #7 leaves north side and travels at a average speed of 35miles per hour towards downtown sation. at the moment the two trains pass each other, how far(in miles) is train #12 from the downtown sation and how long(in minutes) has the #12 train been traveling

Which of the following contains a variable?