Question about simple diff eq question

[bboy]

hi guys..i got a problem while doing my diff eq assignment
hope u guys can give me hand..any help ll be appriciated
Obtain the solution of the diff eq..

x' + ax = A sinωt
x(0)= b

thnx guys..

 

[d_leet]

Is omega a constant, and x a function of t? If so then this can be solved with an integrating factor.