Question 4. Continuity Exercise 2.5, Problem 26 a. Show that f has a removable discontinuity at x = 3. / x²7x+12 f(x) = x-3 x = 3 b. Redefine f(3) so that f is continuous at x = 3 (and thus the discontinuity is "removed"). Exercise 2.5, Problem 47 c. For what value of the constant c is the function f continuous on (-∞, +∞o)? f(x) = {cx² + 2x (x³ - cx if x < 4 if x ≥ 4

Algebra & Trigonometry with Analytic Geometry
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ISBN:9781133382119
Author:Swokowski
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Chapter7: Analytic Trigonometry
Section7.6: The Inverse Trigonometric Functions
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Question 4. Continuity
Exercise 2.5, Problem 26
a. Show that f has a removable discontinuity at x = 3./
x²7x+12
f(x): =
x - 3
x = 3
b. Redefine f(3) so that f is continuous at x = 3 (and thus the discontinuity is "removed").
Exercise 2.5, Problem 47
c. For what value of the constant c is the function f continuous on (-∞, +∞o)?
(cx² + 2x
f(x) = (x³ - cx
if x < 4
if x ≥ 4
Transcribed Image Text:Question 4. Continuity Exercise 2.5, Problem 26 a. Show that f has a removable discontinuity at x = 3./ x²7x+12 f(x): = x - 3 x = 3 b. Redefine f(3) so that f is continuous at x = 3 (and thus the discontinuity is "removed"). Exercise 2.5, Problem 47 c. For what value of the constant c is the function f continuous on (-∞, +∞o)? (cx² + 2x f(x) = (x³ - cx if x < 4 if x ≥ 4
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