Math Problem Statement

Bayangan fungsi f(x) = x ^ 2 - 3x - 4 oleh rotasi dengan pusat O sebesar 180° berlawanan arah dengan jarum jam adalah

a. y = x ^ 2 - 3x - 4

b. y = x ^ 2 + 3x - 4

c. y = x ^ 2 - 3x + 4

d. y = - x ^ 2 - 3x - 4

e. y = - x ^ 2 - 3x + 4

Solution

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Math Problem Analysis

Mathematical Concepts

Rotations
Functions
Transformations

Formulas

Rotation formula for 180°: f'(x) = -f(-x)
Quadratic function: f(x) = ax^2 + bx + c

Theorems

Rotation and reflection of functions

Suitable Grade Level

Grades 9-11