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What is the rule for the negative sign in the square root and how do you find the answer?

 

\(\sqrt[5]{-243}\) 

 Jan 18, 2018
 #1
avatar+101746 
+3

Note that  we can express this as

 

5√ [ (-3) (-3) (-3) (-3) (-3) ]   =   

 

- 3

 

 

cool cool cool

 Jan 18, 2018
 #2
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+1

Thanks a lot 

 Jan 18, 2018

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