The following algebraic expressions are given:
A(x)=3x2+7x−1,B(x)=5x−1+2,C(x)=x+4,D(x)=9x3−6x,E(x)=4.
Answer the questions below.
(i) Identify all the expressions that are not polynomials and state the specific reason for each.
(ii) For every expression that is a polynomial, write it in standard form, then state:
(a) its degree,
(b) the leading coefficient,
(c) the constant term (if any), and
(d) whether it is a monomial, binomial, or trinomial.