Use the function notation to write a recursive formula to represent the sequence: 4, 8, 12,
a] f(n) = f(n-1) + 4
b] f(n) = f(n-1) + 2
c] f(n) = f(n-1) multiplied by 4
d] f(n) = f(n-1) multiplied by 2

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 3 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30∘c on monday, but decreased at a constant rate in the next 3 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

The monetary value earned for selling goods or services to customers is called a.) revenue b.) assets c.) money d.) accounting

What are the solutions of the system? y = x^2 + 2x +3y = 4x - 2a. (-1, -6) and (-3, -14)b. (-1, 10) and (3, -6)c. no solutiond. (-1, -6) and (3, 10)