Show that \(y=c_1\cos x+c_2 \sin x\) is a two-parameter fami…

Show that \(y=c_1\cos x+c_2 \sin x\) is a two-parameter family of solutions for the differential equation \(y”+y=0\). Find a solution of the initial value problem consisting of this differential equation and the initial conditions \(y(0) = -1\) and \(y'(0) = 4\). Type your answer into the box below and be sure to upload your work to the “Upload Quiz 1 Work” assignment afterwards.