Find the limit as limit x-->infinity (e^-2x) * cosx.

Question

Mohamed Stout

Mathematics

15 July, 15:23

Find the limit as limit x-->infinity (e^-2x) * cosx.

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Joyce Reilly · Answer 1

We are asked to evaluate the limit of (e^-2x) * cosx as x approaches infinity. we can rewrite the equation into cos x / e ^2x. we substitute x with infinity. This is equal to 1/infinity. a number divided by infinity is equal to zero. Hence the answer to this problem is zero