Find the Magnitude of V $\mathbf { v } = 8 \mathbf { i } - 12 \mathbf { j } + \mathbf { k }$

question 67

Multiple Choice

Find the magnitude of v. $\mathbf { v } = 8 \mathbf { i } - 12 \mathbf { j } + \mathbf { k }$

• A) \(\| v \| =\) \(\sqrt { 211 }\)
• B) \(\| v \| =\) \(\sqrt { 2.72 }\)
• C) \(\| v \| =\) \(\sqrt { 209 }\)
• D) \(\| v \| =\) \(4 \sqrt { 13 }\)
• E) \(\| v \| =\) \(8 \sqrt { 2 }\)

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Definitions:

Rate of Return

The gain or loss on an investment over a specified period, expressed as a percentage of the investment's cost.

Present Value

The present value of a future amount of money or series of cash flows, discounted at a certain rate of return.

Cash Flows

The total amount of money being transferred into and out of a business, particularly in the context of operating, investing, and financing activities.

Discounted

A reduced price from the standard cost of goods or services, often used as a sales promotion.