Joe borrowed $4,000 from the bank at a rate of 7% simple interest per year. How much interest did he pay in 4 year? In 4 years, joe pays $blank
In interest.

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.

Find the least common denominator for thesetvo rational expressions.n^2/n^2+4n+4 -3/n^2+7n+10

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?