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Input:
d(x and x*x)
Write:
`d(x and x*x)`
Compute:
$$\frac{d}{dx} x\ and\ {x}^{2}$$
Output:
$$\frac{d}{dx} x\ and\ {x}^{2}== 1\ and\ 2\ x$$
Result: $$1\ and\ 2\ x$$
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