Math Problem Statement
Diketahui b=i+2j-xk dan ĉ = 2î+j+2k. Jika vektor b tegak lurus dengan vektor ĉ, maka nilai x adalah......
Solution
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Math Problem Analysis
Mathematical Concepts
Vector Algebra
Dot Product
Orthogonality of Vectors
Formulas
Dot product formula: \( \mathbf{a} \cdot \mathbf{b} = a_x b_x + a_y b_y + a_z b_z \)
Theorems
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Suitable Grade Level
High School