Find $\mathbf { u} \cdot \mathbf { v }$ And the Angle Between

question 37

Essay

Find $\mathbf { u} \cdot \mathbf { v }$ and the angle between $\mathbf { u }$ and $\mathbf { v }$ for $\mathbf { u } = \sqrt { 2 } \mathbf { i } + 2 \mathbf { j }$ , $\mathbf { v } = - 4 \mathbf { i } - 7 \mathbf { j }$ .

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Definitions:

LIFO

Last In, First Out, an inventory valuation method that assumes the most recently acquired items are sold first, affecting accounting and tax calculations.

FIFO

"First In, First Out," an inventory valuation method where goods first acquired are the first to be sold.

Current Cost

The cost that would be incurred to purchase an asset or service at the present time, contrasting historical cost.

LIFO Firm

A company that uses the Last-In, First-Out method of inventory valuation where the most recently produced items are sold first.