b. Find the domain of the function given by the following formula and sketch them in the xy-plane. f(x,y)=√1 (x² + y²) c.Find the domain of the functions i. f(x, y) = 2+2y ii. f(x, y) = ln(x -a)² + In(y - b)²

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.5: Systems Of Linear Equations In More Than Two Variables
Problem 43E
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solve part b and c

Question 4
a. Let f(x,y) = x² + 2x + 2xy + y²
Find f(1, 2) and f(0,0)
b. Find the domain of the function given by the following formula and sketch them in the xy-plane.
f(x,y)=√1 (x² + y²)
c.Find the domain of the functions
i. f(x, y) = 2+2y
+2-3
ii. f(x, y) = ln(x - a)² + In(y - b)²
Transcribed Image Text:Question 4 a. Let f(x,y) = x² + 2x + 2xy + y² Find f(1, 2) and f(0,0) b. Find the domain of the function given by the following formula and sketch them in the xy-plane. f(x,y)=√1 (x² + y²) c.Find the domain of the functions i. f(x, y) = 2+2y +2-3 ii. f(x, y) = ln(x - a)² + In(y - b)²
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