Asked by Katy
I need help! The question is what numbers for which the rational expression is underfined in 8/9x+7
Answers
Answered by
Reiny
If you meant it the way you typed it there is no restriction.
if you mean 8/(9x) + 7 , then x≠0
if you meant 8/(9x+7) , then x ≠ -7/9
see how important correct placement of brackets is ?
if you mean 8/(9x) + 7 , then x≠0
if you meant 8/(9x+7) , then x ≠ -7/9
see how important correct placement of brackets is ?
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