Question

A car travels at a constant speed of 5 m/sec for 2 sec then accelerates at a rate of 4 m/sec^2 for 3 sec. What is the total distance traveled by the car ? 43 m
46 m
28 m
61 m​

Answer 1

Answer:

1st half 10 m

Explanation:

2 nd half

v=u + at

v= 5 + 4x3

v= 17m/s

v square = u square + 2as

289=25+ 8a

264= 8a

a=33