Which of the following show a geometric series? select all that apply. a. 2 + 3 + 4.5 + 6.75 + … b. 2 + 2.5 + 3 + 3.5 + … c. 6 + 7 + 9 + 12 + … d. 4 + 8 + 16 + 20 + … e. 8 + 4 + 2 + 1 + …

For which intervals is the function positive? select each correct answer. [-6, -4) (6, 8] (-4, 0) (0, 6)

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

Calculate the annual effective interest rate of a 12 % nominal annual interest rate compound monthly