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