How can you use the distributive property to find the product of 5 and 6723?

Express in the simplest form: (x^2+9x+14/x^2-49) / (3x+6/x^2+x-56)

Ab and bc form a right angle at point b. if a= (-3,-1) and b= (4,4) what is the equation of bc?

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