Thread: Not L'Hopital rule
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Old October 5th, 2007, 09:18 AM
Joyce Joyce is offline
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Default Not L'Hopital rule
limx->infinite ((9X+1)^1/2)/((X+1)^1/2)


limx->90'- secX/tanx


what it means by putting positive and negative behind?how to solve by using other way?
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