Find $| \mathrm { v } |$ And $| \mathbf { u } + \mathbf { y } |$

question 88

Essay

Find $| \mathrm { v } |$
and $| \mathbf { u } + \mathbf { y } |$
, given that $\mathbf { u } = 2 \mathbf { i } - \mathbf { j }$
and $\mathbf { v } = \mathbf { i }$
.

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Definitions:

Sales Discounts

A reduction in the price of goods or services offered to customers to encourage prompt payment.

Discount Period

The time frame in which a payment can be made with a discount for early payment, often used in terms of sales and accounts receivable to encourage prompt payment.

Gross Method

An accounting method for recording purchases at the gross invoice amount before any trade discounts are deducted.

Sales Discounts

A reduction offered by a seller on the list price of a product or service as an incentive for buyers, usually applied to promote sales, clear out inventory, or recognize volume purchases.