2 years ago

How to simplify radicals into simplest radical form?

1 answer:

6 0

An example should help :-

Simplify sqrt 20:-

sqrt 20 = sqrt (4 * 5) = sqrt 4 * sqrt5 = 2 sqrt5

cube root of 54 = cube root 27 * cube root 2 = 3 cube root 2

The rule is to factor the number and look for perfect squares or cubes, etc.

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