The cosine of the angle between the planes 2x - y +2z - 3 = 0 and 3x + 2y – 6z – 11 = 0 is (a)를 (b)를 (d) -

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.3: Lines
Problem 31E
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_13. The cosine of the angle between the planes 2x – y + 2z – 3 = 0 and 3x + 2y – 6z – 11 = 0 is
(a)를
(b)를
(d) -
_14. The distance between the point (1, –3, –2) and the plane x – 4y – 3z – 2 = 0 is
(a)
(b)
()
(d)를
_15. The equation of the line in symmetric form passing thru P(2,-1,3) and parallel to the line thru Q(1,4,-6) &
R(-2,-1,5) is
x+2
(a) 프
(b) **2 = -1,
(d)
3
5.
(c)
_16. The equation of the plane passing thru P,(-1,2,–3) and perpendicular to the line
L:x = -1 - 5t, y = 1 + 2t,z = 1 – 3t is
(a) 5x – 2y + 3z – 18 = 0.
(c) 5x – 2y + 3z + 18 = 0.
(b) –5x + 2y + 3z – 18 = 0.
(d) None of these.
Transcribed Image Text:_13. The cosine of the angle between the planes 2x – y + 2z – 3 = 0 and 3x + 2y – 6z – 11 = 0 is (a)를 (b)를 (d) - _14. The distance between the point (1, –3, –2) and the plane x – 4y – 3z – 2 = 0 is (a) (b) () (d)를 _15. The equation of the line in symmetric form passing thru P(2,-1,3) and parallel to the line thru Q(1,4,-6) & R(-2,-1,5) is x+2 (a) 프 (b) **2 = -1, (d) 3 5. (c) _16. The equation of the plane passing thru P,(-1,2,–3) and perpendicular to the line L:x = -1 - 5t, y = 1 + 2t,z = 1 – 3t is (a) 5x – 2y + 3z – 18 = 0. (c) 5x – 2y + 3z + 18 = 0. (b) –5x + 2y + 3z – 18 = 0. (d) None of these.
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