The graph below shows the functions $f$ and $g\text{.}$ You can confirm that: $$f(x) = -1+0.5x$$ and: $$g(x) = 2-0.25x \text{.}$$ Write the formula for the function combination $P(x) = f(x) \cdot g(x)\text{.}$ Answer: $P(x) =$