(0.8x+4.4, <-3 z=-3 z>-3 f(x) = {2, (2+5, A. f(a) is continuous at a B. f(a) is not continuous at z=-3 because f(-3) is undefined. OC. f(a) is not continuous at * = -3 because lim f(x) does not exist. D. f(x) is not continuous at * = -3 because f(-3) and lim f(x) 24-3 exist, but are not equal. (-+1, z <2 x=2 1.2x0.4, x>2 f(x) = -1, A. f(a) is continuous at a = 2. B. f(a) is not continuous at a = 2 because f(2) is undefined. C. f(x) is not continuous at a = 2 because lim f(a) does not exist. D. f(a) is not continuous at a = 2 because f(2) and lim f(x) exist, but are not equal. f(x) = -0.6x +1.8, 10.2x + 3.4, < -2 z>-2 A. f(x) is continuous at a = B. f(a) is not continuous at z=-2 because f(-2) is undefined. C. f(a) is not continuous at * = -2 because lim f(x) does not exist. D. f(x) is not continuous at * = -2 because f(-2) and lim f(x) exist, but are not equal. (0.2z+0.8, <1 z=1 f(x) = -1, 1.6x 0.6, x>1 A. f(a) is continuous at a = 1. B. f(x) is not continuous at a = 1 because f(1) is undefined. C. f(a) is not continuous at a = 1 because lim f(x) does not exist. D. f(a) is not continuous at a = 1 because f(1) and lim f(a) exist, but are not equal. 2-1
(0.8x+4.4, <-3 z=-3 z>-3 f(x) = {2, (2+5, A. f(a) is continuous at a B. f(a) is not continuous at z=-3 because f(-3) is undefined. OC. f(a) is not continuous at * = -3 because lim f(x) does not exist. D. f(x) is not continuous at * = -3 because f(-3) and lim f(x) 24-3 exist, but are not equal. (-+1, z <2 x=2 1.2x0.4, x>2 f(x) = -1, A. f(a) is continuous at a = 2. B. f(a) is not continuous at a = 2 because f(2) is undefined. C. f(x) is not continuous at a = 2 because lim f(a) does not exist. D. f(a) is not continuous at a = 2 because f(2) and lim f(x) exist, but are not equal. f(x) = -0.6x +1.8, 10.2x + 3.4, < -2 z>-2 A. f(x) is continuous at a = B. f(a) is not continuous at z=-2 because f(-2) is undefined. C. f(a) is not continuous at * = -2 because lim f(x) does not exist. D. f(x) is not continuous at * = -2 because f(-2) and lim f(x) exist, but are not equal. (0.2z+0.8, <1 z=1 f(x) = -1, 1.6x 0.6, x>1 A. f(a) is continuous at a = 1. B. f(x) is not continuous at a = 1 because f(1) is undefined. C. f(a) is not continuous at a = 1 because lim f(x) does not exist. D. f(a) is not continuous at a = 1 because f(1) and lim f(a) exist, but are not equal. 2-1
Chapter3: Functions
Section3.3: Rates Of Change And Behavior Of Graphs
Problem 2SE: If a functionfis increasing on (a,b) and decreasing on (b,c) , then what can be said about the local...
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Already solved the 1st one just do the rest please
Transcribed Image Text:(0.8+4.4, <-3
f(x) = {2,
x=-3
2+5,
x>-3
A. f(x) is continuous at * = -3.
B. f(x) is not continuous at
* = -3 because f(-3) is undefined.
OC. f(a) is not continuous at
* = -3 because lim f(x) does not
exist.
D. f(a) is not continuous at
* = -3 because f(-3) and lim f(x)
exist, but are not equal.
´ −æ+1,
f(x) = -1,
1.2x0.4,
# < 2
x=2
>2
A. f(a) is continuous at + = 2.
B. f(x) is not continuous at * = 2
because f(2) is undefined.
C. f(x) is not continuous at + = 2
because lim f(x) does not exist.
D. f(x) is not continuous at # = 2
because f(2) and lim f(x) exist, but
are not equal.
f(x) =
-0.6x+1.8, < -2
(0.2x+3.4,
I > -2
A. f(x) is continuous at + = -2.
B. f(x) is not continuous at
* = -2 because f(-2) is undefined.
OC. f(a) is not continuous at
* = -2 because lim f(x) does not
exist.
D. f(a) is not continuous at
* = -2 because f(-2) and lim f(x)
exist, but are not equal.
f(x) =
(0.2+0.8, <1
-1,
x=1
1.6x0.6, >1
A. f(x) is continuous at # = 1.
B. f(x) is not continuous at = 1
because f(1) is undefined.
C. f(a) is not continuous at + = 1
because lim f(x) does not exist.
x 1
D. f(x) is not continuous at # = 1
because f(1) and lim f(x) exist, but
are not equal.
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