1)
to the nearest tenth, what is the population density of bacteria at
the end of the third hour in petri dish a?
a)
16,3 bacteria/mm
b)
17.8 bacteria/mm
19.6 bacteria/mm
d) 24.3 bacteria/mm

Plot the points (0,6), (3,15.8), and (9.5,0) using the graphing tool, and find the function

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

Ineed me i stuck and i don’t want to get it wrong