Solve the second-order differential equation y'' + y = 6sin^2(x) Please provide an explanation.
Added by Jennifer S.
Step 1
The characteristic equation is r^2+1=0, which has roots r=±i. Therefore, the homogeneous solution is y_h(x)=c_1cos(x)+c_2sin(x), where c_1 and c_2 are constants. Show more…
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