Q.15. If , then prove that .
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https://www.meritnation.com/ask-answer/question/if-a-b-ey-x-x-then-prove-that-x3d2y-dx2-xdy-dx-y-2/continuity-and-differentiability/8899045
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https://www.meritnation.com/ask-answer/question/if-a-b-ey-x-x-then-prove-that-x3d2y-dx2-xdy-dx-y-2/continuity-and-differentiability/8899045
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