Use Green's Theorem to find the counterclockwise circulation and outward flux for the field F = (4y² - 7x²)i + (7x² + 4y²) j and curve C: the triangle bounded by y=0, x= 3, and y=x. The flux is (Simplify your answer.)

A company decides to change its floor plan from cubicle to open office. This will bring in a constant stream of $1,000 in extra income annually. If the company invests this extra income in an account that earns 2.5% continuously compounded interest for ten years, is it worth the change? The change in floor plan costs $7,000.