   Chapter 12.4, Problem 10E

Chapter
Section
Textbook Problem

# Find the vector, not with determinants, but by using properties of cross products.10. k × (i − 2j)

To determine

To find: The resultant vector using cross product.

Explanation

Given:

k×(i2j) (1)

Formula:

Consider the following property.

k×i=j

k×j=i

Expand the equation (1).

k×(i2j)=k×i+k×(2j)=k×i+(2)(k×j)

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