Two Vectors U and V Are Given $\mathbf { u } = \mathbf { i } + 2 \mathbf { j } - 3 \mathbf { k } , \mathbf { v } = \mathbf { j } + \mathbf { k }$

question 72

Essay

Two vectors u and v are given. Find the angle correct to one decimal place (expressed in degrees) between u and v. $\mathbf { u } = \mathbf { i } + 2 \mathbf { j } - 3 \mathbf { k } , \mathbf { v } = \mathbf { j } + \mathbf { k }$

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Definitions:

Theoretical Perspectives

Different lenses through which scholars view and interpret social phenomena, including but not limited to functionalism, conflict theory, and symbolic interactionism.

Nuclear Family

A family unit consisting of two parents and their children, living together as a single household.

Family Structures

The various forms a family can take, including traditional nuclear families, single-parent families, extended families, and non-traditional arrangements.

Capitalist Economy

A system of economics in which commerce, industry sectors, and production methods are predominantly or wholly owned and managed by private entities aiming for financial gain.