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Evaluate numerical expressions with rational

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Nov 22, 2010 ... In this video we investigate what to do with exponents that are fractions.
Remember that 3 to the fourth power means 3 times 3 times 3 times 3 ...

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This prealgebra lesson explains

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Jan 6, 2010 ... How to deal with fractional powers.wmv. maths520 ... Negative Exponents and
Fractional Exponents - Examples - Duration: 10:15. patrickJMT ...

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Taking a quantity to a negative exponent is equivalent to taking the reciprocal ...
In a

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The meaning of a

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Multiplying

Answer

How to Do Fraction Exponents

Solving math equations that contain fraction exponents is often a necessary task in high school and college algebra classes. You can handle fraction exponents fairly simply and quickly once you are familiar with the rules that dictate operations...
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Difficulty:
Moderately Easy

Source:
www.ehow.com

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What does it mean to take a number by a power which is a unit

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Explains

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If you have ever calculated the square root of a number then you were actually
using a