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Suppose that we know that the function f(x) is differentiable at = a, then what must always be true? O a) f(a) is defined O b) None of these O) f(x) is continuous at x = a O d) All of these e) the graph of ƒ has a tangent line at (a, f(a))

Suppose that we know that the function f(x) is differentiable at = a, then what must always be true? O a) f(a) is defined O b) None of these O) f(x) is continuous at x = a O d) All of these e) the graph of ƒ has a tangent line at (a, f(a))

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Suppose that we know that the function f(x) is differentiable at = a, then what must always be true? O a) f(a) is defined O b) None of these Oc) f(x) is continuous at x = a O d) All of these e) the graph of ƒ has a tangent line at (a, f(a))
Transcribed Image Text:Suppose that we know that the function f(x) is differentiable at = a, then what must always be true? O a) f(a) is defined O b) None of these Oc) f(x) is continuous at x = a O d) All of these e) the graph of ƒ has a tangent line at (a, f(a))
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