Determine Whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$

question 75

Essay

Determine whether $\mathbf { u } = 2 \sqrt { 3 } \mathbf { i } + 2 \mathbf { j }$ is orthogonal to $\mathbf { v } = \mathbf { i } - \sqrt { 3 } \mathbf { j }$ .

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Definitions:

Month

A unit of time, roughly corresponding to the length of one complete cycle of the moon's phases, used in calendars to divide the year.

External Genitalia

The reproductive organs located on the outside of the body, such as the penis and vulva, which are visible and identifiable at birth.

Testosterone

is a steroid hormone primarily produced in the testes of males and the ovaries of females, responsible for the development of male secondary sexual characteristics.

Y Chromosome

One of the two chromosomes that determine sex; in males, one member of the 23rd pair of chromosomes is Y.