A pharmaceutical company is testing a new antibiotic. The number of bacteria present in a sample when the antibiotic is applied is 100,000. Each hour, the number
of bacteria present decreases by half. The number of bacteria remaining r(n) is an
exponential function of the number n of hours since the antibiotic was applied.

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

Given the following linear function sketch the graph of the function and find the domain and range. ƒ(x) = -5x + 4

What unit of been sure would be appropriate for the volume of a sphere with a radius of 2 meters