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Exponents

Raising a Quotient to a Power

Raising a quotient to a power can be done by using the formula for raising products to a power:

(a/b)^n=(a*b^(-1))^n=a^n*(b^(-1))^n=a^n*b^(-n).

In general, this means that we can distrubute the power over each term in the quotient:

(a/b)^n=a^n/b^n.




Example 7

Look at some worked examples:

(
z

)
 
 
z

=

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