Math Problem Statement
Jika titik (3, 4) dirotasikan berlawanan arah jarum jam sejauh 45" dengan pusat titik asal, kemudian hasilnya dicerminkan terhadap garis yz, maka koordinat bayangannya adalah.....
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Rotation
Reflection
Formulas
Rotation formula: (x', y') = (x cos θ - y sin θ, x sin θ + y cos θ)
Reflection across the yz-plane: x' = -x
Theorems
Coordinate Geometry Theorem
Suitable Grade Level
Grades 9-12
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