+ Trigonometry: Quiz 2 Below is the graph of a trigonometric function. It has a maximum point at (-77, 7.7) and a minimum point at 1 -6.7 3 -T, 6.7). Y (-7, 7.7) 9 8 7 6 5 4 3 2 1 х 1-4 -3 -2 23 -2 -A Catering T, - 6.7 What is the amplitude of the function?​

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

Stephen thublin invests $1,000,000 in a 45-day certificate of deposit with 6.55% interest. what is the total interest income from the investment?

Standard deviation of 19,29,21,22,23