41. If you apply the following rotation matrix, what direction are you rotating the matrix? 270 counter-clockwise 120 180° 90 counter-clockwise 90 clockwise 42. Alvin is an interior decorator. He is decorating a banquet hall using 6 bright colored spotlights. The space he is decorating is a fixed circle in shape and each spotlight has a different color. How many different spotlight arrangements can Alvin create? © 20 060 D 36

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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41. If you apply the following rotation matrix, what direction are you rotating the matrix?
20
270 counter-clockwise
180°
120
90 counter-clockwise
90 clockwise
0
42. Alvin is an interior decorator. He is decorating a banquet hall using 6 bright colored spotlights. The space he is decorating is a fixed circle in shape,
and each spotlight has a different color. How many different spotlight arrangements can Alvin create?
060
036
H
32
Transcribed Image Text:41. If you apply the following rotation matrix, what direction are you rotating the matrix? 20 270 counter-clockwise 180° 120 90 counter-clockwise 90 clockwise 0 42. Alvin is an interior decorator. He is decorating a banquet hall using 6 bright colored spotlights. The space he is decorating is a fixed circle in shape, and each spotlight has a different color. How many different spotlight arrangements can Alvin create? 060 036 H 32
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