Im tired of answering questions for the day 23 people learned from me -o-

Which of the following is the true for f(x) = 5cos

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

If each bricks costs and he can only buy one brick how much will it cost him to get the material to put around the outside of his garden?