Joe bought $13,095 of construction equipment on the installment plan. The installment plan agreement included a 15% down payment and 18 monthly payments of $727.02 each. a) How much is the down payment. b) What is the total amount of monthly payments. c) How much is the total amount he will pay for the construction equipment on the installment plan. d) What is the finance charge.

Joel wants to buy a new tablet computer fram a store having a 20% off sale on all tablets. the tablet he wants has an original cost of $190. he also wants to make sure he has enough money to pay the 5% sales tax. part one joel uses the incorect expression 0.95(190)(0.8) to calculate that the tablet will cost him a total of $144.40. describe his error and write the correct expression part two how much will joel pay for the tablet show your work if you answer this question correctly you will receive a prize of 99 points good luck

This sucks i am not a membership person! take my points

Look at the graph of f(x) = sin 1/x. is this function periodic? why or why not?