What is the completely factored form of p4 – 16?

Anyone know? is appreciated! will mark brainliest if correct!

Onnie is considering doing some long term investing with money that she inherited. she would like to have $50,000 at the end of 30 years. approximately how much money would lonnie need to put into an account earning 6% interest compounded annually in order to meet her goal?

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?