Let a E R. Let f be a function defined on R. Is each of the following claims true or false? Prove your answer. If it is true, prove it directly. Hint: often times, the easiest way to prove something is false is by providing a counter example and proving that counter example satisfies the required conditions. f(a+h)-2f(a) + f(a - h) (a) IF the limit lim h² THEN f is twice differentiable at x = a. h→0 True False exists,

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter6: Applications Of The Derivative
Section6.CR: Chapter 6 Review
Problem 3CR
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Let a € R. Let f be a function defined on R. Is each of the following claims true or false? Prove your
answer. If it is true, prove it directly. Hint: often times, the easiest way to prove something is false is
by providing a counter example and proving that counter example satisfies the required conditions.
f(a+h)-2f(a) + f(a - h)
exists,
(a) IF the limit lim
h²
THEN f is twice differentiable at x = a.
h→0
True
False
Transcribed Image Text:Let a € R. Let f be a function defined on R. Is each of the following claims true or false? Prove your answer. If it is true, prove it directly. Hint: often times, the easiest way to prove something is false is by providing a counter example and proving that counter example satisfies the required conditions. f(a+h)-2f(a) + f(a - h) exists, (a) IF the limit lim h² THEN f is twice differentiable at x = a. h→0 True False
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