What is a radical? A radical involved roots, more specifically, an expression/ equation that uses a root.
Key points/ summary of section 1.3…
nth Root
If a and b are real numbers and n is a positive integer, then x is an nth root of a if x^n = a
Absolute values
The absolute value of a, is the distance on the real number line between zero and a without a regard to direction (so it’s always positive).
Properties of radicals
Here are some videos that will definitely help you with your homework questions from your workbook!
1. How to simplify radicals
If you have any questions, feel free to leave them in the comment box down below!