Review Test Submission: Quiz1 (Solved)

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College Algebra & Trignometry

(1st Edition)

Book - Edition 1st Edition

Author(s) - Miller, Gerken

ISBN - 9780078035623

Publisher - McGraw Hill

Subject - Math

Quiz Tittle Quiz Translation View
Review Test Submission: Quiz1 (Solved)Let a, b, c the last three digits of your students ID. For Example, if ID is 201813567 then a=5, b=6 and c=7. Let the three vectors u, v and w given by u= , v=, w=. Please write the values of a, b and c and then answer the following questions. 1. Find the vector projw u . 2. Find the triple scalar product (u x v) ∙ w 3. Find the vector x such that u+x = 3w-x Let u = (-5 ,-1) , v =(2 ,-3) . Find -8u + 2v.,Find the angle between u and v in RADIANS u = 10i + 10j + 8k, v = 4i + 8j + 9k,Find the area of the triangle determined by the points P(1, 1, 1), Q(10, -7, -10), and R(-6,1,7) Determine whether the following is always true or not always true. Given reasons for your answers. (u × v) ∙ v = 0 Determine whether the following is always true or not always true. Given reasons for your answers. (u × v) ∙ v = u ∙ (u × v),Find the length and direction (when defined) of u × v. u = -3i - 2j + 5k, v = 6i + 4j - 10k