Question

please help me !!! give me the correct answers and I will mark u Brainliest please ​

Answer 1

Answer:

so simple

i missed the class when it taught

oops......

Answer 2

(a) for time intervals 0,5,10 seconds, velocity= 45 m/s

(b)for time interval of 15 to 20 seconds the body accelerated, the acceleration was 2m/s

(c) for time interval 20 to 30 seconds the body retarded, the retardation was -3m/s