ChrisP80
3x^2+1/x^2+x+9 Having trouble finding the Domain for this particular problem.



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zhiyuan3yu5
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what number can't be on the bottom of a fraction?

jwheele1
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hint: You can have a hole at the bottom of a bucket

jwheele1
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dw:1348513763961:dw

ganeshie8
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since 9 is there, i think bottom never equals 0. so... ?

zhiyuan3yu5
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so set the bottom equal to?