Which of the following is a function that has a jump discontinuity at x = 2 and a removable discontinuity at x = 4, but is continuous elsewhere?

Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter8: Introduction To Functions
Section8.8: Linear And Quadratic Functions
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Which of the following is a function that has a jump discontinuity at x = 2 and a removable discontinuity at x = 4, but is continuous elsewhere?
2
A. f(x) =
(x – 2)(x – 4)
1
if x < 2
B. f(x) =
if 2 < x < 4 or x > 4.
if x = 4
- x²
if x < 2
2 –
C. f(x) =
1
if x > 2
4x
x2
Transcribed Image Text:Which of the following is a function that has a jump discontinuity at x = 2 and a removable discontinuity at x = 4, but is continuous elsewhere? 2 A. f(x) = (x – 2)(x – 4) 1 if x < 2 B. f(x) = if 2 < x < 4 or x > 4. if x = 4 - x² if x < 2 2 – C. f(x) = 1 if x > 2 4x x2
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