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Question
Integrate the following functions with respect to x:
cos(5 – 11x)
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Solution
`int cos("a"x + "b") "d"x = 1/"a" sin ("a"x + "b") + "c"`
`int cos(5 - 11x) "d"x = 1/(- 11) sin(5 - 11x) + "c"`
= `- 1/11 sin(5 - 11x) + c"`
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