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Practice problem

Transform Upside-Down: Reflect Polynomials About x-Axis

By Stefan Cuevas

Graph A

Q

$x$

$y$

Graph B

Q

$x$

$y$

Graph C

Q

$x$

$y$

Graph D

Q

$x$

$y$

Which graph is a reflection about the x-axis of the polynomial $f(x) = x^4$ ?