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Question
Select the correct answer from the given alternatives.
`lim_(x -> pi/2) ((3^(cosx) - 1)/(pi/2 - x))` =
Options
1
log 3
`3^(pi/2)`
3 log 3
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Solution
`lim_(x -> pi/2) ((3^(cosx) - 1)/(pi/2 - x))` = log 3
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