Find the Angle $\theta$ Between the Vectors $\begin{array} { l } \mathbf { u } = 12 \mathbf { j } - 28 \mathbf { k } \\\mathbf { v } = 14 \mathbf { i } - 9 \mathbf { k }\end{array}$

question 78

Multiple Choice

Find the angle $\theta$ between the vectors.Round your answer to two decimal places. $\begin{array} { l } \mathbf { u } = 12 \mathbf { j } - 28 \mathbf { k } \\\mathbf { v } = 14 \mathbf { i } - 9 \mathbf { k }\end{array}$

• A) \(\Theta \approx 58.20 ^ { \circ }\)
• B) \(\Theta \approx 62.20 ^ { \circ }\)
• C) \(\Theta \approx 59.20 ^ { \circ }\)
• D) \(\Theta \approx 61.20 ^ { \circ }\)
• E) \(\Theta \approx 60.20 ^ { \circ }\)

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Definitions:

Developmental Psychology

The scientific study of how and why human beings change over the course of their life, from infancy through old age, including cognitive, emotional, and social changes.

Comparative Psychology

Area of psychology in which the psychologists study animals and their behavior for the purpose of comparing and contrasting it to human behavior.

Geriatrics

The branch of medicine or social science dealing with the health and care of older adults.

Psychodynamic

A psychological perspective focusing on how unconscious processes and past experiences shape behaviors and emotions.