Graphs of the velocity functions of two particles are shown,

Last updated: 8/11/2022

Graphs of the velocity functions of two particles are shown, where t is measured in seconds. (a) When is the particle speeding up? (Enter your answer using interval notation.) (b) When is the particle slowing down? (Enter your answer using interval notation.) (c) When is the particle speeding up? (Enter your answer using interval notation.) (d) When is the particle slowing down? (Enter your answer using interval notation.)