Question

A group of scientist study the effect of chemical on Various strains of bacteria. Strain A started with 12000 cells and decreases at a constant rate of 4000 cells per hour after the chemical was applied. strain B started with 6000 cells and decreased at a constant rate of 3000 cells per hour after the chemical was applied. when will just strains have the same number of cells? explain

Answer 1

Apos 3 horas de tratamento a estirpe "A" já deve ter sido combatida com total eficácia, enquanto que a estirpe "B" deve levar cerca de 2 horas para chegar ao mesmo resultado!