4. A sports car accelerates from rest to a final velocity of 64 m/s at a rate of 12.3 m/s2. How much time did it take the car to reach its final velocity?
A. 3.7 s
B. 4.8 s
C. 4.9 s

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

If f(x) = 4x – 3 and g(x) = 8x + 2, find each function value a.f[g(3)] b.g[f(5)] c.g{f[g(-4)]}

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