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Suppose f is differentiable on (a,b) and c exist in (a,b).

Show that: limit as h approaches 0

Lim f(c + h) – f(c h)/2h = f’(c)

2007-03-10 12:16:33 · 2 answers · asked by Ritz 1 in Science & Mathematics Mathematics

2 answers

Show that both sides are equal to

1/2 *[ lim (f(c+h) - f(c))/h - lim (f(c-h) - f(c))/h)]

2007-03-11 07:38:22 · answer #1 · answered by Curt Monash 7 · 0 0

yes

2007-03-10 20:38:45 · answer #2 · answered by John 5 · 0 1

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