A population of 500 bacteria is introduced into a culture and grow in number according to the
equation
P(t) = 500(1+4t/50+t^2)
where t is measured in hours. Find the rate at which the
population is grow ing when t = 2.

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

What line represents the relationship between r and s

Which expression is equivalent to 64 - 9x^2?