Solve the given differential equation by variation of parameters. y" + y = sec(x) tan(x) %3D O y = c1 cos(x) + c2x cos(x) + x² cos(x) – sin(x) In|cos(x)| Oy = c1 cos(x) + (c2 – 1) sin(x) + x cos(x) –...

5) Please help with following multiple choice ASAP!

Extracted text: Solve the given differential equation by variation of parameters. y" + y = sec(x) tan(x) %3D O y = c1 cos(x) + c2x cos(x) + x² cos(x) – sin(x) In|cos(x)| Oy = c1 cos(x) + (c2 – 1) sin(x) + x cos(x) – sin(x) In|cos(x)| - O y = c1 cos(x) + c2 sin(x) + x cos(x) – x sin(x) O y = c1 sin(x) + (c2 - 1) cos(x) + x sin(x) - cos(x) In|sin(x)|