13
QuizMultiple Choice

Modeling with Vector Quantities — Test

Question 13 • Precalculus

A vector has initial point at open paren 3 comma negative 5 close paren and terminal point at open paren negative 2 comma 3 close paren What are the characteristics of this vector?

Answer
A
The magnitude is square root of 13 , and the direction angle is about 122 degrees .
B
The magnitude is square root of 89 , and the direction angle is about 122 degrees .
C
The magnitude is square root of 13 , and the direction angle is about 58 degrees .
D
The magnitude is square root of 89 , and the direction angle is about 58 degrees .
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