Ais a common multiple of two or more denominators

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

What is the inverse of the function f(x) = 2x + 1?

Question 13 (1 point) jerome is starting a new job. his contract states he will earn $42,000 the first year, and will get a 4% raise per year. which function s(x) represents jerome's salary after a certain number of years, x?