Simplify and state any restrictions on the variables.

  • #1
eleventhxhour
74
0
Simplify and state any restrictions on the variables:



This is what I did, which is wrong (according to the textbook).







Can someone tell me what I've done wrong? Also, how would you find the restrictions?

Thanks.
 
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  • #2
It appears that you simply did not simplify fully...what is:



fully reduced?

In the original expression, what value of will cause division by zero?
 
  • #3
Ohh, I see. That was a simple mistake.
Thanks!
And the restriction would be -1.
 

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