Please help asap, find the error on the table and what is the formula for y?

What is the solution to the division problem below x3+x2-11x+4/x+4

Tom travels between the two mile markers shown and then finds his average speed in miles per hour. select the three equations that represent this situation.

Given a normal distribution with µ =50 and σ =4, what is the probability that 5% of the values are less than what x values? between what two x values (symmetrically distributed around the mean) are 95 % of the values? instructions: show all your work as to how you have reached your answer. don’t simply state the results. show graphs where necessary.