Arthur drops a ball from a height of 81 feet above the ground. its height, h, is given by the equation h = –16t^2 + 81, where t is the time in seconds. for which interval of time is the height of the ball less than 17 feet?

D) the x-intercept represents adam's commission pay when he had zero total sales

Answer for 2: his profit would be $2.88 explanation: you have to first multiply 72 and 0.12 together to get $8.64 once you do that you know how much money the shopkeeper made from selling the candy bars individually. so you have to do 8.64-5.76=2.88 hope that ; )answer for 3: yeah i’m sorry i have no idea what number 3 is. i’m sorry i couldn’t with that.