What is the fundamental difference in the algebraic representation of a polynomial function and a rational
function?

If the public debt of a country in 2009 was $10432000000000 and the budget for 2010 was in deficit by $201645000000, what was the public debt in 2010? do not include commas in your answer.

For the function, f(x) = -5x 2, find f(-4).

Determine whether the angles in each given pair are coterminal. 744°, -336°