The half-life of a drug in the blood is 2 hours. assume that a person starts with 0.6 mg of the drug in their system. fill in the following table with the amount of the drug remaining in the blood after t hours. estimate the length of time until the amount of the drug is reduced to 0.04 mg. enter the exact answers in the table and enter the length of time until the amount of the drug is reduced to 0.04 to the nearest integer

Marco is studying a type of mold that grows at a fast rate. he created the function f(x) = 345(1.30)x to model the number of mold spores per week. what does the 1.30 represent? how many mold spores are there after 4 weeks? round your answer to the nearest whole number. 1.30 represents the number of mold spores marco had at the beginning of the study; 985 mold spores 1.30 represents the number of mold spores grown in a given week; 448 mold spores 1.30 represents the 30% rate of weekly growth; 345 mold spores 1.30 represents the 30% rate of weekly growth; 985 mold spores

It says factor each expression 49x-28?

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3