1.

If \(\rm \dfrac{d^2y}{dx^2}+\sin x = 0\), then the solution of this differential equation is -

A. \(\rm y=\sin x + c_1 x+c_2\)
B. \(\rm y=\cos x+c_1 x^2+c_2\)
C. \(\rm y=\tan x+ c\)
D. \(\rm y=\log \sin x + cx\)
Answer» B. \(\rm y=\cos x+c_1 x^2+c_2\)


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