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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

If u, v and w are three vectors in ℝ3, what is wrong with the expression u×v×w?

Find the norm of the vector.v=3,−4

Find vand find the unit vector in the direction of v.

v=3,−4

Fill in the blanks to complete each of the following theorem statements:

For ε>0,f(x)∈(L-ε,L+ε)if and only if<ε.

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

v=1,1,1
See all solutions

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