Question: Let u = . Find 8u. <56, 16> <56, -16> Let u = , v = <6, 8>. Find -8u - 2v. (2 points) A

Let u = <-7, -2>. Find 8u.

<56, 16>
<-56, 16>
<-56, -16>
<56, -16>

Let u = <-5, -9>, v = <6, 8>. Find -8u - 2v. (2 points)

A <52, 88>
B <-8, 2>
C <112, -28>
D <28, 56>

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

Q:

liner algebra Let u = (1, 2, -1) and v = (0, 2, -4) be vectors in R3. Part(a) [3 points] If P(3, 4, 5) is the terminal point of the vector 3u, then what is its initial point? Show your work. Part(b)...

Q:

Please see question below: a and b only Let X1, . .. . Xn are iid random sample from a Normal distribuition with mean / amd variance o'. Let S = Et(Xi - X). Complete the following: (a) Let U = En (X,...

Q:

Chapter 7.1 Write on paper for upvote. questions: 1, 3 , 5, 11, 12, 26 please -145 -1455 - 1450 H O O HIN O HIN -NO InNo -No (6) HIN #ND HID Into O O a. for every vector x in R". As a first step in...

Q:

Problem 1. Express (2, 6) as a linear combination of u = (1,3) and v = (3, -1). Illustrate by plotting, and show and explain what the coefficients measure. Problem 2. Express (2,6) as a linear...

Q:

1. 2. 3. 4. 5. Let u (2, 3, -4) and v - = (2,5, -1) be two vectors of size 3. (a) Determine the cosine of the angle between u and v. (b) Find the unit vector w in the direction of u. (c) Find the...

Q:

Problem 1. Answer, with justification, the following questions. (a) What object in 3-space is traced by the tips of all vectors of the form: (a.1) ~i +~j + c ~k, where c is any real number? (a.2) ~i...

Q:

4. (6 points each) Let u = 5i + 4j - 2k and v = 2i - 5j | k be two vectors. (a) Find u . v. (b) Find the component of u in the direction of v. (c) Find the projection of v in the direction of u

Q:

The scalar projection of y on a is the length that y points in space spanned by a. It can be computed as a = x . y In order to actually project y onto the space spanned by 2, you can multiply the...

Q:

help with hw please (1) Let u = , v = , w = (la) Find v x w (1b) Find u(v x w) (1c) Find | v x w | (1) Let u = , v = , w = (1d) What are the units of | v x w | and why? (1) Let u = , v = , w = (le)...

Q:

questions below: Problem 1. Let X and Y be discrete random variables with joint p.m.f. 39(33, y). De termine a formula for the expected value of 1311 as a doubleseries. What's the formula if X and Y...

Q:

Bramble Corp has the following inventory data: 7/1 Beginning inventory: 29 units at $19 $551 7/7 Purchases 103 units at $20 $2060 7/22 Purchases 15 units at $22 $330 A physical count of merchandise...

Q:

CADS Manufacturing company prepared the following contribution margin income statement based on a normal capacity production of 160,000 units: Required: Sales Variable costs Contribution Margin Fixed...

Q:

Where are BASH environmental variables located when the shell is not running?

Q:

HOME HEARTH SHOP One warm, humid day in July 2011, Regina Zulueta was poring over her sales records at the Home Hearth Shop at the third floor of the Celebrity Mall in Pasay City when she suddenly...

Q:

1. To gain insight into why we believe more in one type of information than another.

Q:

2. In this chapter, the reader should reflect on the following concepts: emo-tional information, concrete information, local information, the reference object, consensus information, conflict...

Q:

11. Give two examples of each of the following heuristic assessment mechanisms. a) We use the information that is currently accessible. b) We assume an initial anchor point (value). c) We compare to...