WEEK TWO

WEEK TWO

1. L9-5 Uniting Like Term

   • Rule
     • Add up the coefficient without changing the variables and their power degree
   • Vocabulary
     • Like Term
     • Binomial
     • Trinomial
     • Tiles
     • Zero Pair
   • Examples
     • 0.3xy and 3xy
     • 5 and -3

2. L9-6 Adding and Subtracting Polynomials

   • Vocabulary
     • Horizontal
     • Vertical
   • 去括号
   • Adding polynomials
     • Subtracting Polynomials

3. Multiplying Powers with the Same Base

   • Vocabulary
     • Base
     • Exponent
     • Scientific Notation
   • a to the m power add a to the n power equals a to the m plus n power