Ineed a a really smart student that will me,

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

Rewrite so the subject can be y in the formula d=m-y/y+n

Which of the following constants can be added to x2 - 3x to form a perfect square trinomial?