H.W 1-Find the domain for each function : (1) f (x.y)= Jy -x – 2 (2) f (x.y)= In(x² +y² -4) (x-1(y +2) -x )(y -x') (3) f (x,y)%= (4) f (x,y)=- sinxy x+y²-25 21 (5) f (x,y)=cos (y -x') (6) f (x,y)= In (xy +x -x -1) COS (7) f (x,y)=Cr² -4)(y²-9) %3D 1 (8) f (x,y)= In (4-x-y) ーX 2. Vy-x f (x.y)%3= 1-x (9) (10) f(x,y,z)=V4-x² +/4-y²+v4-z (11) f (x.y)= 2. ーX %3D 1+x*y²
H.W 1-Find the domain for each function : (1) f (x.y)= Jy -x – 2 (2) f (x.y)= In(x² +y² -4) (x-1(y +2) -x )(y -x') (3) f (x,y)%= (4) f (x,y)=- sinxy x+y²-25 21 (5) f (x,y)=cos (y -x') (6) f (x,y)= In (xy +x -x -1) COS (7) f (x,y)=Cr² -4)(y²-9) %3D 1 (8) f (x,y)= In (4-x-y) ーX 2. Vy-x f (x.y)%3= 1-x (9) (10) f(x,y,z)=V4-x² +/4-y²+v4-z (11) f (x.y)= 2. ーX %3D 1+x*y²
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter4: Polynomial And Rational Functions
Section: Chapter Questions
Problem 15T
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Transcribed Image Text:H.W 1-Find the domain for each function :
Rang
Exercises 3-1
f (x,y)=Vy-x-2
(2) f (x,y)= In(x²+y² -4)
(r-1)(y +2)
(-x)(y -x')
sin xy
(1)
(3) f (x,y)=
-X-
(4) f (x,y)=+y² -25
(5) f (x.y)= cos(y -x')
f (x,y)= In(xy +x -x-1)
(7) f(x.y)=C-4)(y² -9)
(6)
%3D
(8)
f (x,y) =-
In (4 =x*-y*)
2.
(9)
f (x,y)%=
ア-x
1-x
(10) f(x,y,z)=V4-x² +/4-y² +V4-z
2.
(11) f (x,y)=
1+x*y*
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