Question

LEVEL-4
13. A car moves along a straight line whose equation is given by s = 12t + 3t- 20
where s is in metres and t is in seconds. The velocity of the car at start will be
1) 7m/s
2) 9m/s
3) 12m/s
4) 16m/s

Answer 1

Answer:

15m/s

Explanation:

hope gonna help you

Answer 2

Explanation:

15 m is your answer mate ok