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If y = 2sin x + 3cos x, show that d^2y/dx^2 + y = 0.

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in Derivatives by (52.1k points)

If y = 2sin x + 3cos x, show that d2y/dx2 + y = 0.

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1 Answer

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Best answer

Suppose y = 2sin x + 3cos x

First finding dy/dx

On differentiating with respect to x 

Thus, proved.

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