A particle moving in a straight line covers a distance of x cm in t second, where x = t3 + 6t2 – 15t + 18. When does the
Posted: Wed Jul 13, 2022 8:07 pm
a) 1/4 second
b) 1/3 second
c) 1 second
d) 1/2 second
b) 1/3 second
c) 1 second
d) 1/2 second