5. [-/3 Points] DETAILS MY NOTES SAPCALCBR1 3.6.019. 0/100 Submissions Used ASK YOUR TEACHER A population of viruses is increasing at a constant relative growth rate in the bloodstream of its host. After three days the population increases from 290 to 1710. (a) Write a model for the virus population after t days. (Round the relative growth rate to four decimal places.) 290 A(t) (b) According to the model, how many viruses will be present after one week? (Round your answer to the nearest whole number.) viruses PRACTICE ANOTHER (c) At what rate is the virus population increasing after one week? (Round your answer to four decimal places.) Additional Materials eBook viruses per day