If m and n are positive integers then ∆m ∆n f(x) = _______ (a) � – InterviewSolution

1.	If m and n are positive integers then ∆m ∆n f(x) = _______ (a) ∆m + n f(x) (b) ∆m f(x)(c) ∆n f(x) (d) ∆m - n f(x)
Answer» The correct answer is : (a) ∆^{m + n}f(x)

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