00:55

Power rules with positive exponents: Multivariate…

Power rules with positive exponents: Multivariate quotients

A quick example of distributing an external exponents to all factors in a rational expression

03:57

Power and quotient rules with negative exponents:…

Power and quotient rules with negative exponents: Problem type 2

Another example of simplifying a fraction in parentheses raised to a power

01:46

Power rules with negative exponents

A short example of how to deal with a fraction raised to a negative power.

05:34

Addition or subtraction of fractions with…

Addition or subtraction of fractions with different denominators

How to factor the denominators to find the necessary factors for the least ccommon denominator, then adjust the fractions to be equal versions with that LCD and combine the numerators for the answer.

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