CBSE

MATHEMATICS · Single correct · CBSE · Mathematics · Continuity and Differentiability · Continuity and Differentiability

Problem

If y=aemx+be−mxy=ae^{mx}+be^{-mx}, then d2ydx2−m2y=\frac{d^2y}{dx^2}-m^2y= (a) m2(aemx−be−mx)m^2\left(ae^{mx}-be^{-mx}\right) (b) 11 (c) 00 (d) None of these

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