
Yefim S. answered 10/17/21
Tutor
5
(20)
Math Tutor with Experience
dy(2y2 + 1)y = cosxdx; ∫(2y + 1/y)dy = ∫cosxdx; y2 + lny = sinx + C; 1 + ln1 = sin0 + C; C = 1.
Solution of IVP: y2 + lny = sinx + 1