If y=3 sin (-4x), find dy/dx​

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Logan wants to know how many skateboards have defective parts. he inspects 20,000 skateboards and keeps track of the number of defects per board. use his probability distribution table to find the expected value for defects on a skateboard.

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?