Copy of Simplify Expressions with Exponents-Section 4.2
Simplify expressions with positive exponents only.
For video explanation of the topic, go to
https://www.khanacademy.org/math/cc-sixth-grade-math/cc-6th-arithmetic-operations/cc-6th-exponents/v/introduction-to-exponents
or http://patrickjmt.com/exponents-applying-the-rules-of-exponents-basic-ex-1/
or http://patrickjmt.com/exponents-applying-the-rules-of-exponents-basic-ex-2/
or http://patrickjmt.com/applying-the-rules-of-exponents-basic-examples-3/
or http://patrickjmt.com/exponents-applying-the-rules-of-exponents-basic-ex-3/