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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![Show that the function f defined by
1,
(x, y) = (1, – 1)
f (x, y) :
.2
x + y
(x, y) # (1, – 1)
x + y
is not continuous at (1, –1).](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F41bfc5c2-a093-46a2-9999-56dc8fe3070a%2F9ffbf26a-4f94-4b6b-b4a9-8e46bebc02a8%2F5ci53gg_processed.png&w=3840&q=75)
Transcribed Image Text:Show that the function f defined by
1,
(x, y) = (1, – 1)
f (x, y) :
.2
x + y
(x, y) # (1, – 1)
x + y
is not continuous at (1, –1).
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