6. Joseph has $60 in a savings account. Each week he deposits $12 into the account. Which expression is equivalent to the total amount in the account after x weeks? * 60x + 12
60 + 12x
12x + 60
12(5 - x)
12(5 + x)

What is the exact volume of the cylinder? 16in going into the middle of the top of the cylinder and 40in in height a) 25,600(pi)3 b)10,240(pi)3 c)1280(pi)3 d)640(pi)3

Enter the number of complex zeros for the polynomial function in the box. f(x) = x+ + 5x² +6

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.