2. A triangle is formed by the points P = (1,0, 3), Q=(4,-1, 3), and R = (6, 1, -2). (a) Sketch the triangle. (b) Find the vector and scalar equations of the plane containing this triangle. (6) Vector Equati

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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Just answer #3. Please show all work!

2. A triangle is formed by the points P = (1,0,3), Q =(4,-1,3), and R = (6,1,-2).
(a) Sketch the triangle.
(b) Find the vector and scalar equations of the plane containing this triangle.
(a),
PQ = (4-1, 1-0, 3-3)
3
PR= (6-1, 1-0, -2-3)
(5, 1,-5)
(a)
z
P
Answer for (b):
ana
→y
(6) Vector Equation:
8 = (1, 0, 3) + + PO
tờ Sp
7 = (1,0, 3) + t (3,-1,0) + s (5,1,-5)
7 = (1+3+ + 55,₁ - t+s, 3-5s)
Scalar Equation:
di 2-3
X-1
4-1
у-о
-1-0
X-1
3
+ SPRI
6-1 1-0-2-3
1-2-
9
-1
3-3
z-3
O
= 0
=0
5
)
-5
(x-1) (5-0) -y (-15-0) + (2-3) (3+5) = 0
5x -5 +15y + 8z - 24 = 0
5x +15y +8² = 29
Vector Equation: 7 = (1+3+ +5s, -t+s, 3-5s)
Scalar Equation : 5x+15y + 8z = 29
Transcribed Image Text:2. A triangle is formed by the points P = (1,0,3), Q =(4,-1,3), and R = (6,1,-2). (a) Sketch the triangle. (b) Find the vector and scalar equations of the plane containing this triangle. (a), PQ = (4-1, 1-0, 3-3) 3 PR= (6-1, 1-0, -2-3) (5, 1,-5) (a) z P Answer for (b): ana →y (6) Vector Equation: 8 = (1, 0, 3) + + PO tờ Sp 7 = (1,0, 3) + t (3,-1,0) + s (5,1,-5) 7 = (1+3+ + 55,₁ - t+s, 3-5s) Scalar Equation: di 2-3 X-1 4-1 у-о -1-0 X-1 3 + SPRI 6-1 1-0-2-3 1-2- 9 -1 3-3 z-3 O = 0 =0 5 ) -5 (x-1) (5-0) -y (-15-0) + (2-3) (3+5) = 0 5x -5 +15y + 8z - 24 = 0 5x +15y +8² = 29 Vector Equation: 7 = (1+3+ +5s, -t+s, 3-5s) Scalar Equation : 5x+15y + 8z = 29
PO and
=
3. Recall points P, Q, and R from Question 2. Suppose I have a fourth point S (5,3,2). Using vectors v =
PŘ, determine:
W =
(a) The area of the parallelogram formed by vectors v an w.
(b) The volume of the parallelepiped formed by incorporating the point S.
Transcribed Image Text:PO and = 3. Recall points P, Q, and R from Question 2. Suppose I have a fourth point S (5,3,2). Using vectors v = PŘ, determine: W = (a) The area of the parallelogram formed by vectors v an w. (b) The volume of the parallelepiped formed by incorporating the point S.
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