Answer:
X(6, 1), Y(-4, 0), Z(-1, 3)
Step-by-step explanation:
When reflecting an image across the y-axis, (i.e, across a vertical line at the position x = 0), All you need to do is negate the x coordinate of each point, so:
(-6, 1) becomes (6, 1)
(4, 0) becomes (-4, 0)
(1, 3) becomes (-1, 3)
