Question

Evaluate fx 5x dx ,using integration by parts.



a. 1/5x sin5x+1/25 cos5x+c

b. 1/5x cos5x-1/25 cos5x+c

c. 1/5x tan5x-1/25 cot5x+c

d. 1/5x cos5x+1/25 sin5x+c​

Answer 1

Answer:

answer for this question is (B)