joshua20053
joshua20053 joshua20053
  • 14-05-2021
  • Mathematics
contestada

What value of the equation y = a (x-h)2 + k makes the graph reflect over the
x-axis (flip upside down)? Select all that apply.

What value of the equation y a xh2 k makes the graph reflect over the xaxis flip upside down Select all that apply class=

Respuesta :

jimthompson5910 jimthompson5910
  • 14-05-2021

Answer:  -a  (4th choice)

Explanation:

Consider an example like y = 2(x-3)^2 and compare it to y = -2(x-3)^2

The jump from a = 2 to a = -2 means we reflect over the x axis. This is because we're effectively multiplying the y coordinate values by -1. So a point like (5,8) moves to (5,-8).

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