Math Problem Statement
Cuál es el ángulo entre el vector a⃗ =3i⃗ −2j⃗ −2k⃗ y el eje positivo? y cual alternativa correcta es? a. 90° b. 119° c. 151° d. 61°
Solution
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Math Problem Analysis
Mathematical Concepts
Vectors
Dot Product
Magnitude of Vectors
Angles in 3D Space
Formulas
Dot product formula
Magnitude of a vector
Arc cosine formula for angle calculation
Theorems
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Suitable Grade Level
High School
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