Math Problem Statement

Bayangan garis y = 2x + 2 yang dicerminkan terhadap garis y = x adalah....

A Y = x + 1 C. Y = x/2 . 1

B Y = x – 1			D. Y = x/2 + 1 

E. Y =  x/2 . 1/2

Solution

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Math Problem Analysis

Mathematical Concepts

Reflection
Linear Equations
Coordinate Geometry

Formulas

y = mx + c
Reflection across y = x (swap coordinates (x, y) → (y, x))

Theorems

Reflection Theorem

Suitable Grade Level

Grades 9-11