A culture of bacteria has an initial population of 420 bacteria and doubles every 5 hours. Using the formula Pę = P,. 28, where Pr is the population after t hours, Po

is the initial population, t is the time in hours and d is the doubling time, what is the

population of bacteria in the culture after 9 hours, to the nearest whole number?

Which two transformations are applied to pentagon abcde to create a'b'c'd'e'? (4 points) translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the x-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the y-axis translated according to the rule (x, y) ? (x + 8, y + 2) and reflected across the y-axis translated according to the rule (x, y) ? (x + 2, y + 8) and reflected across the x-axis