Question: Let n be a positive integer. Use graphical and/or analytical methods to verify the following limits. a. 1 1 - cos x lim x2n cos

Let n be a positive integer. Use graphical and/or analytical methods to verify the following limits.

a. 1 1 - cos x

b. cos“ x п lim х—0 x2

1 1 - cos x" lim x2n cos x lim 0 x2

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