hi

got the problem solve the initial value problem

dy/dx=(sin(5x)+6x)/(4-cos(5x)+15x^2) when y=7 and x=0

thought i would try and use formula integration f'(x)/f(x) dx= ln(f(x))+c

i got (-1/5cos(5x)+3x^2)/(4-cos(5x)+15x^2)

= -5ln(4-cos(5x)+15x^2)

i am in real mess please help