To start, find your equation, n=3000(.5)^t, n being your number of bacteria and t being your time. Now plug in 375 for n and solve for t, 375=3000(.5)^t, .125=.5^t,

. This means your answer is 3 minutes. To check it, plug it into your equation. n=3000(.5)^t=3000(.125)=375
Step-by-step explanation:
the answer is in the picture
Answer:
c
they will both have to intersect since you have a negative and positive number. Hope it helps.
Step-by-step explanation: