Question

a sample of bacteria was placed in a petri dish. the number of bacteria changes exponentially over time. the graph describes the number of bacteria over time (in hours). what was the samples initial size? bacteria

Explanation:

Step1: Identify initial time point

Initial time is $t=0$ hours.

Step2: Find corresponding bacteria count

At $t=0$, the graph shows 50 bacteria.

Answer:

50 bacteria