emilybb195
emilybb195
17-03-2017
Mathematics
contestada
Picture shown!! help pleaseer
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trombonebookworm
trombonebookworm
17-03-2017
For the rational expression to be undefined, the denominator should be 0. So,
3x^2-3=0
3(x^2-1)=0
3(x-1)(x+1)=0
x-1=0
x=1
x+1=0
x=-1
X can be 1 or -1 for the expression to be undefined.
Hope this helped!
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