At what points (x,y,z) in space are the functions continuous? a. h(x,y,z) = In (2z2 – x² – 3y³ – 4) 1 b. h(x,y,z) = - z? . 2 + y3

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.5: Graphs Of Functions
Problem 34E
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At what points (x,y,z) in space are the functions continuous?
a. h(x,y,z) = In (2z? – x2 – 3y3 – 4)
1
b. h(x,y,z) =
z2 - /x? +y3
a. At which points is h(x,y,z) = In (2z2 - x2 - 3y3 – 4) continuous? Choose the correct answer below.
A. All points satisfying 2z2 – x2 > 3y3 – 4
B. All points satisfying 2z2 - x2 - 3y3 <4
C. All points except (0,0,0)
D. All points satisfying x+ y #z
E. All points satisfying 2z2 – x2 - 3y3 > 4
F. All points satisfying 2z2 - x2 - 3y3 +4
G. All points
H. No points
1
b. At which points is h(x,y,z) =
continuous? Choose the correct answer below.
x2
y3
O A. All points satisfying x+y z
B. All points satisfying x2 + y3 20
C.
D.
All points satisfying x2 + y3 20 and z? + Vx² +y3
All points satisfying z2 + Vx2 +
E.
All points satisfying z2
> Vx2.
+y3
F. All points satisfying x2 + y3 > 0
G. All points
H. No points
O O
Transcribed Image Text:At what points (x,y,z) in space are the functions continuous? a. h(x,y,z) = In (2z? – x2 – 3y3 – 4) 1 b. h(x,y,z) = z2 - /x? +y3 a. At which points is h(x,y,z) = In (2z2 - x2 - 3y3 – 4) continuous? Choose the correct answer below. A. All points satisfying 2z2 – x2 > 3y3 – 4 B. All points satisfying 2z2 - x2 - 3y3 <4 C. All points except (0,0,0) D. All points satisfying x+ y #z E. All points satisfying 2z2 – x2 - 3y3 > 4 F. All points satisfying 2z2 - x2 - 3y3 +4 G. All points H. No points 1 b. At which points is h(x,y,z) = continuous? Choose the correct answer below. x2 y3 O A. All points satisfying x+y z B. All points satisfying x2 + y3 20 C. D. All points satisfying x2 + y3 20 and z? + Vx² +y3 All points satisfying z2 + Vx2 + E. All points satisfying z2 > Vx2. +y3 F. All points satisfying x2 + y3 > 0 G. All points H. No points O O
Find and sketch the domain of the function.
f(x,y) = Vy - x- 2
...
Find the domain of the function. Express the domain so that coefficients have no common factors other than 1. Select the correct choice below and,
if necessary, fill in the answer box to complete your choice.
A. The domain is all points (x,y) satisfying
#0
В.
The domain is all points (x,y) satisfying
= 0
c. The domain is all points (x,y) satisfying
-X-220
D. The domain is all points (x,y) satisfying
>0
E. All points in the xy-plane.
Choose the correct sketch below. The domain is shaded in yellow.
O A.
В.
C.
D.
10-
Transcribed Image Text:Find and sketch the domain of the function. f(x,y) = Vy - x- 2 ... Find the domain of the function. Express the domain so that coefficients have no common factors other than 1. Select the correct choice below and, if necessary, fill in the answer box to complete your choice. A. The domain is all points (x,y) satisfying #0 В. The domain is all points (x,y) satisfying = 0 c. The domain is all points (x,y) satisfying -X-220 D. The domain is all points (x,y) satisfying >0 E. All points in the xy-plane. Choose the correct sketch below. The domain is shaded in yellow. O A. В. C. D. 10-
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