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MATH 23
Homework 3
due February 5, 2010
NonText Problems:
31. Find (a) a vector orthogonal to the plane determined by the points P, Q
and R; (b) an equation of the plane through P, Q, R; and (c) the area of the
triangle determined by P, Q and R when
P
=
P
(

1
,
2
,
0)
, Q
=
Q
(0
,
2
,

3) and
R
=
R
(5
,
0
,
1).
32. Reduce the equation
x
2
+
y
2

z
2
+ 2
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Unformatted text preview: x4 y + 4 = 0 to one of the standard forms, classify the surface, and sketch it. 33. Find parametric equations for the tangent line to the curve with parametric equations x = t 2 , y = t 3 , z = t at the point (1 , 1 , 1). See the syllabus for the Text Problems to turn in....
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This note was uploaded on 03/26/2010 for the course MATH 23 taught by Professor Yukich during the Spring '06 term at Lehigh University .
 Spring '06
 YUKICH
 Math, Calculus

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