S sinichko Apr 2010 58 0 May 14, 2010 #1 Please help me to solve this one: \(\displaystyle y''+y=\frac{1}{\sqrt{cos2x}}\)

D dwsmith MHF Hall of Honor Mar 2010 3,093 582 Florida May 14, 2010 #2 sinichko said: Please help me to solve this one: \(\displaystyle y''+y=\frac{1}{\sqrt{cos2x}}\) Click to expand... Is there a specific method you are supposed to use?

sinichko said: Please help me to solve this one: \(\displaystyle y''+y=\frac{1}{\sqrt{cos2x}}\) Click to expand... Is there a specific method you are supposed to use?

D dwsmith MHF Hall of Honor Mar 2010 3,093 582 Florida May 14, 2010 #4 sinichko said: yes, linear equations with constant coefficients Click to expand... Have you solved the complement equation?

sinichko said: yes, linear equations with constant coefficients Click to expand... Have you solved the complement equation?