Question: (20) how to work out question Evaluate the limit (if it exists). Use L'Hospital's rule (if appropriate). In cos 4x lim 9x X-0 In cos
(20) how to work out question

Evaluate the limit (if it exists). Use L'Hospital's rule (if appropriate). In cos 4x lim 9x X-0 In cos 4x lim (Simplify your answer.) 9x X-+0
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