Math Problem Statement

Bayangan dari grafik fungsi f(x)=x+5, jika dirotasi sebesar-270 dengan pusat O adalah ...

a. x = 1/2 * y + 5

b. x = - 1/2 * y + 5

x = - 1/2 * y - 5

d. y = 1/2 * x + 5

e. y = 1/2 * x - 5

Solution

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Math Problem Analysis

Mathematical Concepts

Coordinate Geometry
Rotation of Functions
Linear Equations

Formulas

y = x + 5
Rotation by -270 degrees: (x, y) -> (y, -x)

Theorems

Rotation Transformation in Geometry

Suitable Grade Level

Grades 10-12