Chapter 5, Lesson 2


5-2.A classify a polynomial by the number of its terms
Combine like terms to write each expression as a polynomial in simplest form. Then tell whether the polynomial is a monomial, binomial, or trinomial.
a. 4y + 3 + y — 5y2
b. 5(k — 3) + 15
c. 7h + 4h2 — 5h2 + h

5-2.B evaluate algebraic expressions containing exponents
Evaluate each expression for x = —3.
a. —(x + 6)2
b.x2 + 6
c. x2 — 62