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Simplifying Radicals, math homework help

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How to Simplify Radicals. A radical is the root (such as square root or cube root) of a number. The radicand is the number under the radical sign. Some radicals are perfect squares because they can be written as integers. For instance, radical nine is equal to three, since 3 x 3 = 9. Other perfect squares include radical 16, radical 25 and radical .

Multimedia explanation for Algebra 1: Simplifying Radicals. Connection Speed.

Question description. In this discussion, you will simplify and compare equivalent expressions written both in radical form and with rational (fractional) exponents. Simplifying Perfect Help If a radical is a perfect radicals, all you need to do to simplify it is to help it radicals the corresponding integer. Simplifying Imperfect Squares Radicals have factors just like integers do.

Radical expressions are simplified when any square roots are solved, so the expression is in its simplest form. For example, √(a 18) can be simplified as 10a 9 because both factors are perfect squares. Before operations can be performed with expressions involving radicals, the radicals must be simplified. No perfect square factors are under the radical sign.