54tr8brzwk 54tr8brzwk 20-12-2022 Mathematics Answered Determine if each of the following is "proper" or "improper" rational function. f(x)=x3+3x2+77x2-2x+1 f(x)=x3-5x2-4 f(x)=3x2-2x+7x5-5 f(x)=x3+4x2+2x10x+7 f(x)=5x2-4x+47x5-2x+3