Find the Angle Between Two Vectors
- $\mathbf { u } = \mathbf { i } - \mathbf { j } , \mathbf { v } = 4 \mathbf { i } + 5 \mathbf { j }$

question 39

Multiple Choice

Find the Angle Between Two Vectors
- $\mathbf { u } = \mathbf { i } - \mathbf { j } , \mathbf { v } = 4 \mathbf { i } + 5 \mathbf { j }$

• A) \(96.3 ^ { \circ }\)
• B) \(6.3 ^ { \circ }\)
• C) \(99 ^ { \circ }\)
• D) \(- 6.3 ^ { \circ }\)

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Definitions:

Return Percentage

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

Market Risk Premium

The additional return expected by investors for taking on the risk of investing in the stock market over a risk-free rate.

Risk-Free Rate

The theoretical rate of return of an investment with no risk of financial loss, often represented by government bonds.

Portfolio Expected Return

The expected return on a portfolio is the weighted average of the anticipated returns of all the securities included in the portfolio, based on their proportions and expected performances.