We use cookies to personalise content and advertisements and to analyse access to our website. Furthermore, our partners for online advertising receive pseudonymised information about your use of our website. cookie policy and privacy policy.
 
+0  
 
0
383
3
avatar

hey all! what is x in this? 1/sqrt(x^7

 Aug 30, 2017

Best Answer 

 #3
avatar+27795 
0

Like so:  \(\frac{1}{\sqrt{x^7}}\rightarrow \frac{1}{x^{7/2}} \rightarrow x^{-7/2}\)

.

 Aug 30, 2017
 #1
avatar+558 
0

x > 0? 

Because the denominator should not be 0, or else there wouldn't be any real solutions.

Correct me if I'm wrong.

(My brain is a bit fuzzy these days. I haven't answered a math question for a while...)

 Aug 30, 2017
 #2
avatar
0

x should be something like x^(1/4) for example, it has to be positive cause its one of my math tasks that i just cant understand :D

 

sorry for bad english

 Aug 30, 2017
 #3
avatar+27795 
0
Best Answer

Like so:  \(\frac{1}{\sqrt{x^7}}\rightarrow \frac{1}{x^{7/2}} \rightarrow x^{-7/2}\)

.

Alan Aug 30, 2017

19 Online Users

avatar