Question

The acceleration of an object moving along x-axis is changing with time as :
a = t²
If the object has started from rest then what will be its velocity at t= 3
Options
1. 15
2. 6
3. 12
4. 9

please answer fast which option is correct ​

Answer 1

Explanation:

9 is the correct answer was a q

Answer 2

Maybe option 4 is the correct answer.