In the first class, we reviewed the basics, including number tree, order of operation, commutative, associative, distributive property, and factoring, equation, exponent. The exponent is very important knowledge and will be used in Algebra studying.

In exponent section, we started with the integer exponents. The law of exponents, the core of exponent, were reviewed in the class. It is more effective to memorize those laws.

Homework for today’s class

AOPS Introduction to Algebra textbook

PP.12, 1.3.1, 1.3.3

PP.17, 1.4.4, 1.4.5

PP.36, 1.6.1, 1.6.2 (a), (d)