Suppose the graph of y = − 8 x^2 − 7 x + 8 is reflected across the y -axis.

Question

Suppose the graph of ² is reflected across the -axis.

Answer 1

To reflect across the y-axis, replace x by -x.

So, the resulting equation is y = -8(-x)² - 7(-x) + 8.

Simplify to get y = -8x² + 7x + 8