Input:
dsolve(ds(y,x,2)-2y=exp(x))
Write:
`dsolve(ds(y,x,2)-2y=exp(x))`
Compute:
$$dsolve(\frac{d^{{2}}y}{dx^{{2}}}-2\ y=exp(x))$$
Output:
$$dsolve(\frac{d^{{2}}y}{dx^{{2}}}-2\ y=exp(x))== (-exp(x))+C_2\ exp(\sqrt {2}\ x)+exp(C_1-\sqrt {2}\ x)$$
Result: $$(-exp(x))+C_2\ exp(\sqrt {2}\ x)+exp(C_1-\sqrt {2}\ x)$$
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