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Home > CALC > Chapter 7 > Lesson 7.4.4 > Problem 7-210

7-210.
  1. Multiple Choice: Homework Help ✎

    1. sin + C

    2. 2x sin x − 2 sin x + C

    3. 2sin + 2 cos + C

    4. 2x cos x − 2 sin x + C

    5. 2cos + 2 cos + C

First use u-Sub:

Then use integration by parts:

Let f(x) = 2U and dg = cos(U)dU
Find df = __________ and g(x) = ____________.