Solve the following equations: 1) y" + y = secx 2) y" + 3y' + 2y 1 1+ex 3) y" + 3y+ 2y = sine*

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A: Answer is given below Explanation:Step 1:Step 2: Step 3: Step 4:

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Q: 4. Find x, y, and z so that the following matrix is symmetric: A = 2 y+z 5 х ช 4 7 y 3

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Q: Nitin

A: look at the below attachmentExplanation:Step 1: Step 2: Step 3: Step 4:

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A: Solution attached.Explanation:Step 1:Step 2:Step 3:Step 4:

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