Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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Transcribed Image Text:1.68 Compute the orthogonal component of F=6i +20j - 12k lb in the
direction of the vector A = 2i - 3j +5k ft.
1.69 Using the dot product, find the components of the velocity vector v = 20i+
12j km/h in the directions of the x'- and y-axes.
*1.70 Resolve A = 3i+5j - 4k in. into two vector components-one parallel
to and the other perpendicular to B = 6i + 2k in. Express each of your answers
as a magnitude multiplied by a unit vector.
30°
O
60°
Fig. P1.69
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