Transformations of Functions (Edexcel A-Level Mathematics): Quizzes

$y = -f(x)$

$(x, -y)$

$y = f(-x)$

$(-x, y)$

$y = -f(-x)$

Rotating 180° around the origin

$x \leq 0$

Positive become negative and vice versa

$y = -x^2 + 4x - 3$

Returns to original function $\frac{1}{x}$