Find the derivative of f(x) = 1/√(x + 1) at x = 0 using the definition of the derivative as a limit. Be sure to justify your computations. Specifically, if at any point you evaluate a limit by inserting a value, explain WHY it is possible to do that.

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.
Chapter3: The Derivative
Section3.CR: Chapter 3 Review
Problem 59CR
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Find the derivative of f(x) = 1/√(x + 1) at x = 0 using the definition of the derivative as a limit. Be sure to justify your computations. Specifically, if at any point you evaluate a limit by inserting a value, explain WHY it is possible to do that.

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