Answers

2014-06-08T19:23:50+05:30
Given to find  
∫ 1/3+2cosx dx = ∫ 1/3 dx  + ∫ 2 cosx dx
                      = 1/3 
∫ dx   + 2 ∫ cosx dx
∫ 1/3+2cosx dx= 1/3 x  + 2 sinx +c
0