Please find evaluate the limit as x approaches infinity limx

Please find evaluate the limit as x approaches infinity lim[x:?,(5x^(3)-4x+7)/(4e^(2x)-4x-1)]

Solution

You would get infinity/infinity so apply L\'Hopital\'s rule giving you: lim(x -> infinity) (15x^(2) - 4)/(8e^(2x) - 4) It will still be infinity/infinity so apply L\'Hopital\'s rule again: lim(x -> infinity) (30x) /(16e^(2x)) It will still be infinity/infinity so apply L\'Hopital\'s rule once more: lim(x->infinity) 30/(32e^(2x) = 0 So the limit is 0
Please find evaluate the limit as x approaches infinity lim[x:?,(5x^(3)-4x+7)/(4e^(2x)-4x-1)]Solution You would get infinity/infinity so apply L\'Hopital\'s rul

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