Using integration by parts for getting the integral of ex cos 2x will give way to another integration by parts of the function O e sin (1/2)x O 2e sin 2x O 2e cos 2x O e cos (1/2)x O none of the above

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Q: solve by differential √226

A: Let's find value by using differential.

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Q: what substitution formula is used here ?

A: the substitution formula used here is-

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Q: solve by differential √226

A: To solve by using differential.