Express the vector as a product of its length and direction.2i+4j+4kO A. 6OB. 6İ+1İ2+OC. 6(i+j+k)OD. 6(2i+4j+4k)IEEE

The given vector is 2i + 4j + 4k we have to express vector as a product of its length and…

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Calculus: Early Transcendentals

8th Edition

ISBN:9781285741550

Author:James Stewart

Publisher:James Stewart

Chapter1: Functions And Models

Section: Chapter Questions

Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...

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AH expressed as a combination of vectors is: 6 Oc-a Oa + c O a à - c O-a-c C F H G 2
Find a unit vector n with the same direction as the vector v = 3i + 6j − 2k. Explain please.Possible answers1. n = 1/3i + 2/3j -2/9k 2. n= 3/10i -3/5j +1/5k 3. n= 3/7i -6/7j +2/7k 4. n= 1/3i - 2/3j +2/9k 5. n= 3/10i +3/5j -1/5k 6. n= 3/7i +6/7j -2/7k
Use the figure at the right. Determine whether the given statement is true or false. F+E=C+D g SITTE K C 14. LA 0 Q Is the statement F+E=C+D true or false? OA. False; because vector F+E moves 16 units horizontally and 1 units vertically, and vector C+D moves 6 units horizontally and -5 units vertically OB. True, because vector F+E moves 16 units horizontally and 1 units vertically, and vector C+D moves 16 units horizontally and 1 units vertically OC. True, because vector F+E moves 6 units horizontally and 1 units vertically and vector C + D moves 6 units horizontally and 1 units vertically. OD. False, because vector F+E moves 6 units horizontally and -5 units vertically, and vector C + D moves 16 units horizontally and 1 units vertically.
If u = 2i-j- 3k , w = 3i – 9j+ 5k and v = perpendicular. 15i 3 -5k, then the vectors ----------are Select one: OA. u and v O B. u and w O C. v and ww O D. None of these answers
Which equation describes the sum of the two vectors plotted below? O A. r=-X + 3y B. r y O C. r=x l ý D.r 2x 1 y SUBMIT + PREVIOUS
Find the dot product of the vectors and the angle between them. i. u=i+2j, v = 6i-8j; ii. u= (-3,1,2), v= (4.2,-5).
photo attached
Complete
Four vectors are shown in the figure below. +y4 Ĉ Ď A +x a. Which of the resultant vectors listed below comes closest to lying along the x axis? OC+ B OÃ+ Ď OD+C b. Is the component of your answer in part a positive or negative? Positive Negative
Let u=3i-j+k, v=j-3k, w= -9i+ 3j-3k. Which vectors, if any are (a) perpendicular? (b) Parallel? *** (a) Which vectors are perpendicular? Select the correct choice below and fill in the answer box(es) within your choice. OA. The vectors OB. Vector is perpendicular to vectors OC. None of the vectors are perpendicular. are perpendicular. (Use a comma to separate answers as needed.) (Use a comma to separate answers as needed.)
Which pairs of vectors are parallel? Select all that apply. OA. 10i – 15k, –4i + 6k В. 3і + 4j, —12i — 12j — 4k OC. 6і + 5k, 6і + 12) OD. -2i + 4j + 5k, 4i – 8j – 10k E. Зі — 2j + 5k, —6і + 6ј — 15k

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Express the vector as a product of its length and direction. 21+4j+4k O A. 6 OB. 6 18 + gi+? OC. 6(i+j+k) OD. 6(2i+4j+ 4k)