Let f(t) be the temperature of a cup of coffee t minutes after it has been poured. a) Interpret f(4) = 120 and f^1(4) = −5
b) Estimate the temperature of the coffee after 4 minutes and 6 seconds, that is, after 4.1 minutes

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

Mr. thompson is on a diet. he currently weighs 260 pounds. he loses 4 pounds per month. what part of the story makes the relationship not proportional?