Determine Whether $\mathbf { u } = 8 \mathbf { i } + 4 \mathbf { j }$

question 47

Essay

Determine whether $\mathbf { u } = 8 \mathbf { i } + 4 \mathbf { j }$ is orthogonal to $\mathbf { v } = 6 \mathbf { i } - 12 \mathbf { j }$ .

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Definitions:

Contraception

A method or device used to prevent pregnancy.

Asperger's Disorder

A developmental disorder affecting ability to effectively socialize and communicate, characterized by restricted interests and repetitive behaviors, part of the autism spectrum.

Autism Spectrum Disorder

A spectrum of conditions affecting neurodevelopment, associated with issues in social abilities, repetitive actions, and challenges in verbal and nonverbal communication.

Social Communication Disorder

A disorder marked by persistent problems in communication and social relationships, but without significant language difficulties or cognitive impairment. The communication and social problems are different in nature and less severe than those in autism spectrum disorder.