Get a numerical result after a symbolic declaration.

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Luca
Luca 2018-10-22
编辑： madhan ravi 2018-10-22
Initially, I declared the symbolic variable q, but I need to get the results by replacing the value of q found. Once note q, I no longer want the symbolic result, but the numeric result.
Also, I should do the symbolic integration of x * dx * dy between 0 and x, 0 and y knowing that y = mx + q

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madhan ravi
madhan ravi 2018-10-22
编辑：madhan ravi 2018-10-22
subs(F_D,q)

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