Powers and its properties. Examples and solved exercises: simplifying powers and exponents applying the properties and the rules: power of a product, product of powers, power of a power, power of a quotient, quotient of powers, parenthesis, negative exponents, different bases, negative sign...
Simplifying Algebraic Expressions Worksheet from simplifying rational expressions worksheet , image source: homeschooldressage.com
ML Aggarwal Class 7 Solutions for ICSE Maths Chapter 4 Exponents and Powers Ex 4.2