The radius, r cm, of a circle at time ts is given by r= t^3/3 -2, t> or = 0, find the rate at which the radius is changing when t=1 and t=2. PLEASE SOMEONE HELP

What are the related frequencies to the nearest hundredth of the columns of the two way table? group 1: a-102 b-34group 2: a-18 b-14edited: i don’t have all day to be waiting for an answer. i figured it out.

I'm marking the brainliest and it's 15 points

Ken leaves work 20 minutes late. he decides to make up time by taking the toll road instead of side streets. he can travel three times faster by taking the toll road. create an equation to represent his total travel time, including wait time, where x is the number of minutes the drive was expected to take