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Vectors A and B lie in an xy plane. A has magnitude 8.1 and angle 111° relative to +x direction; B has components Bx = -5.94 and By --6.11. What are the angles between the negative direction of the y axis and (a) the direction of A, (b) the direction of the product Ả × B, and (c) the direction of A × (B + 3.00k)? (a) Number 159 (b) Number 90 (c) Number 90 Units °(degrees) Units °(degrees) Units °(degrees)

Vectors A and B lie in an xy plane. A has magnitude 8.1 and angle 111° relative to +x direction; B has components Bx = -5.94 and By --6.11. What are the angles between the negative direction of the y axis and (a) the direction of A, (b) the direction of the product Ả × B, and (c) the direction of A × (B + 3.00k)? (a) Number 159 (b) Number 90 (c) Number 90 Units °(degrees) Units °(degrees) Units °(degrees)

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Vectors A and B lie in an xy plane. Á has magnitude 8.1 and angle 111° relative to +x direction; B has components Bx = -5.94 and By --6.11. What are the angles between the negative direction of the y axis and (a) the direction of A, (b) the direction of the product Ả × B, and (c) the direction of A × (B + 3.00k)? (a) Number 159 (b) Number 90 (c) Number 90 Units ° (degrees) Units ° (degrees) Units °(degrees)
Transcribed Image Text:Vectors A and B lie in an xy plane. Á has magnitude 8.1 and angle 111° relative to +x direction; B has components Bx = -5.94 and By --6.11. What are the angles between the negative direction of the y axis and (a) the direction of A, (b) the direction of the product Ả × B, and (c) the direction of A × (B + 3.00k)? (a) Number 159 (b) Number 90 (c) Number 90 Units ° (degrees) Units ° (degrees) Units °(degrees)
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