Answer to Question #241142 in Physics for hassan ihtisham

Question #241142

Instantaneous velocity for a displacement function d(t)=2-2t at any time is
given by
A. -2t
B. 2t
D.-2

Expert's answer

Instantaneous velocity for a displacement function d(t)=2-2t at any time is

"v(t)=[d(t)]'=-2\\text{ m\/s}."

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