6. Let ƒ(x) = |x| on R, prove that there is no (an) s.t. Σẵ_0 ªnx” = f(x) for any x E R. (hint: f(x) is not differentiable at x = = 0).
6. Let ƒ(x) = |x| on R, prove that there is no (an) s.t. Σẵ_0 ªnx” = f(x) for any x E R. (hint: f(x) is not differentiable at x = = 0).
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.
Chapter9: Multivariable Calculus
Section9.2: Partial Derivatives
Problem 48E
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