Solve: (D⁴+2D²+1)y= x²cosx

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Very much useful, as i have my exams Tommorow 😅... Great explanation sir....🎉

swapnils
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Which reference book have this problems ?

pranavbhor
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I think Final answer will be-

[(-1/4).{(X^4/12)cosx + (5X^2/4)cosx] +(X^3/3)(sinx/4)

lemankumarsahusahu
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Speak like America's teacher 😅😅😅

bhargav
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Why cant we solve this by normal method?

prathamrao
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7:03 😢 i didn't get it ... What if there was x³ instead of x² .. 😅😅

wennzinang
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In final answer where is COS X of particular integral

ankitsinghrajpoot
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