Question

What point is symmetrical to (−1,−3)
for the graph of y=x^2+12x+8
?(1 point)

Answer 1

Axis of symmetry: x = -b/(2a) = -12/2 = -6.
Reflect x = -1 across x = -6: x' = 2(-6) - (-1) = -11. y stays the same.

Answer: (−11, −3)