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Chapter 10: Q 25 (page 849)

Findu,u=2,4,-1

Short Answer

Expert verified

The required value is21.

Step by step solution

01

Given information

Given a vectoru=2,4,-1

02

Finding the norm

The norm of given vector may be found as:

u=22+42+(-1)2

Simplify:

u=21

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Most popular questions from this chapter

Find the mass of a 30-centimeter rod with square cross sections of side length 2 centimeters, given that the density of the rod x centimeters from the left end is ρ(x) =10·5+0·01527x2 grams per cubic centimeter.

In Exercises 37–42, find v and find the unit vector in the direction of v.

v=22,12,12

If u×v=uv, what is the geometric relationship between u and v?

In Exercises 37–42, find v and find the unit vector in the direction of v.

v=1,1,1

In Exercises 24-27, find compuv, projuv, and the component of v orthogonal tou.

u=1,2,v=3,5
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