Express the Limit as a Definite Integral $\lim _{||P\| \rightarrow 0} \sum_{k=1}^{n}\left(\sec c_{k} \tan c_{k}\right) \Delta x_{k^{\prime}}$

question 94

Multiple Choice

Express the limit as a definite integral.

- $\lim _{||P\| \rightarrow 0} \sum_{k=1}^{n}\left(\sec c_{k} \tan c_{k}\right) \Delta x_{k^{\prime}}$ , where $\mathrm { P }$ is a partition of $[ 0,4 \pi ]$

• A) \(\int _ { 4 \pi } ^ { 0 } ( \sec x \tan x ) d x\)
• B) \(\int _ { 0 } ^ { 4 \pi } \sec x d x\)
• C) \(\int _ { 0 } ^ { 4 \pi } ( \sec x \tan x ) d x\)
• D) \(\int _ { 1 } ^ { n } \sec x d x\)

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