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Pre-Calculus 11 Notes
By:
Gen L.
Lesson 1: Radicals & Square-Root Principle
Simplifying Radicals
Converting
Full Radicals to
Mixed Radicals
To convert, one of the factors must be a perfect.
Example 1: Convert
to Mixed Radical.
, where
.
works, let's try:
is our result.
Square-Root Principle
where
, becomes
.
To Solve: isolate
, then take
on both sides.
Example:
Square of a Binomial
Isolate the binomial, take the
, solve the two resulting equations.
Example:
, or
Examples:
Examples, cont:
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