1.

The derivative of digital function is defined in terms of difference. Then, which of the following defines the second order derivative 2 f/ x2 = ___________ of a one-dimensional function f(x)?

A. tf(x+1)-f(x)
B. tf(x+1)+ f(x-1)-2f(x)
C. tAll of the mentioned depending upon the time when partial derivative will be dealt along two spatial axes
D. tNone of the mentioned
Answer» C. tAll of the mentioned depending upon the time when partial derivative will be dealt along two spatial axes


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