Question

Rachel is a stunt driver, and she's escaping from a building that is about to explode! ddd represents rachel's remaining distance (in meters) as a function of time ttt (in seconds). d=-38t 220d=−38t 220d, equals, minus, 38, t, plus, 220 what is rachel's speed?

Answer 1

Answer: 38 meters per second

Explanation: I got it right

Answer 2

Rachel's speed is -38 meters/second.

Speed is the rate at which distance changes over time, Rachel's speed is equal to the change in distance, divided by the change in time, which in this case is -38 meters/second.