how can i derive sin(x) ?

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mohammad imad
mohammad imad il 20 Mar 2018
Risposto: Walter Roberson il 20 Mar 2018
hello there I have problem with derivation of sin(x)
syms x
diff(sin(x))
ans
cos(x)
but I want the answer to be xdot*cos(x), can you tell me how can i do it? ,please

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Walter Roberson
Walter Roberson il 20 Mar 2018
syms x(t)
diff(sin(x))

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