Use the following function to answer questions (a) and (b) below. 6-x, x<4 f(x) = + 3, x>4 (a) Find lim f(x) and lim f(x). Select the correct choice below and fill in any answer box(es) in your choim X-4* X4 (Simplify your answers.) OA. lim f(x) =, lim f(x) does not exist x--4* X-4 OB. lim f(x) = lim f(x) = X4* X4 OC. lim f(x) does not exist, lim f(x) = X-4* X4 O D. The limits do not exist. (b) Does lim f(x) exist? If so, what is it? If not, why not? X4 O A. No, lim f(x) does not exist because lim f(x)# lim f(x). X4 x→4* x→4 O B. No, lim f(x) does not exist because f(4) is undefined. X-4 O C. Yes, lim f(x) exists and equals X-4

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 77E
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Calculus I Fall 2020
Test: Test 1
This Question: 1 pt
4 of 10
Use the following function to answer questions (a) and (b) below.
6- x,
x<4
f(x) = <
+3, x>4
2
(a) Find lim f(x) and lim f(x). Select the correct choice below and fill in any answer box(es) in your choice.
x-4*
X-4
(Simplify your answers.)
OA.
lim f(x) =
lim f(x) does not exist
x→4*
X-4-
OB.
lim f(x) =
lim f(x) =
X-4*
x→4-
Oc.
lim f(x) does not exist, lim f(x) =
X4+
X-4
O D. The limits do not exist.
(b) Does lim f(x) exist? If so, what is it? If not, why not?
X-4
O A. No, lim f(x) does not exist because lim f(x)# lim f(x).
x-4
x-4+
X-4
O B. No, lim f(x) does not exist because f(4) is undefined.
X-4
O C. Yes, lim f(x) exists and equals.
X→4
Click to select and enter your answer(s).
Transcribed Image Text:Calculus I Fall 2020 Test: Test 1 This Question: 1 pt 4 of 10 Use the following function to answer questions (a) and (b) below. 6- x, x<4 f(x) = < +3, x>4 2 (a) Find lim f(x) and lim f(x). Select the correct choice below and fill in any answer box(es) in your choice. x-4* X-4 (Simplify your answers.) OA. lim f(x) = lim f(x) does not exist x→4* X-4- OB. lim f(x) = lim f(x) = X-4* x→4- Oc. lim f(x) does not exist, lim f(x) = X4+ X-4 O D. The limits do not exist. (b) Does lim f(x) exist? If so, what is it? If not, why not? X-4 O A. No, lim f(x) does not exist because lim f(x)# lim f(x). x-4 x-4+ X-4 O B. No, lim f(x) does not exist because f(4) is undefined. X-4 O C. Yes, lim f(x) exists and equals. X→4 Click to select and enter your answer(s).
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ISBN:
9781133382119
Author:
Swokowski
Publisher:
Cengage