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Show that the following reduction formula holds, by using integration by parts: (sec x)n-2(tan x) n - 2 (secx) dx = + (sec x)-2 dx

Show that the following reduction formula holds, by using integration by parts: (sec x)n-2(tan x) n - 2 (secx)" dx = + (sec x)"-2 dx n - 1 n- 1 where n E Z and n > 1. (10 marks)

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